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Glama

DNS Lookup

dns_lookup
Read-onlyIdempotent

Query all DNS record types (A, AAAA, MX, NS, TXT, CNAME, SOA) for a domain. Use for mail routing inspection, nameserver verification, or SPF/DMARC checks; for full overview use domain_report. TXT records are returned raw (no filter) — total_txt_records always carries the honest count (use domain_report for the security-only filtered TXT view). Free: 30/hr, Pro: 500/hr. Returns {domain, records: {a, aaaa, mx, ns, txt, total_txt_records, cname, soa}, summary}.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
domainYesRoot domain to query, without protocol or path (e.g. 'example.com', 'cloudflare.com')

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
resultYes

Schema Changelog

Changes observed during successful MCP inspections.

  1. Changed3 schema fields changed
    • changedOutput schema / properties / result / properties / next_calls / type
      Previous value: -"array"New value: +[
      +  "array",
      +  "null"
      +]
    • changedOutput schema / properties / result / properties / summary / type
      Previous value: -"string"New value: +[
      +  "string",
      +  "null"
      +]
    • changedOutput schema / properties / result / properties / verdict / type
      Previous value: -"object"New value: +[
      +  "object",
      +  "null"
      +]
  2. Changed2 schema fields changed
    • changedOutput schema / properties / result / properties / next_calls / type
      Previous value: -"object"New value: +"array"
    • changedOutput schema / properties / result / properties / summary / type
      Previous value: -"object"New value: +"string"
  3. Changed1 schema field changed
    • changedOutput schema / (root)
      Previous value: -nullNew value: +{
      +  "properties": {
      +    "result": {
      +      "properties": {
      +        "domain": {
      +          "type": "string"
      +        },
      +        "next_calls": {
      +          "type": "object"
      +        },
      +        "records": {
      +          "type": "object"
      +        },
      +        "summary": {
      +          "type": "object"
      +        },
      +        "verdict": {
      +          "type": "object"
      +        }
      +      },
      +      "required": [
      +        "domain",
      +        "records"
      +      ],
      +      "type": "object"
      +    }
      +  },
      +  "required": [
      +    "result"
      +  ],
      +  "type": "object"
      +}
  4. Changed1 schema field changed
    • changedOutput schema / (root)
      Previous value: -{
      -  "$defs": {
      -    "DnsResponse": {
      -      "properties": {
      -        "domain": {
      -          "type": "string"
      -        },
      -        "next_calls": {
      -          "anyOf": [
      -            {
      -              "items": {
      -                "$ref": "#/$defs/PivotHint"
      -              },
      -              "type": "array"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "records": {
      -          "$ref": "#/$defs/DomainDnsInfo"
      -        },
      -        "summary": {
      -          "anyOf": [
      -            {
      -              "type": "string"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "verdict": {
      -          "anyOf": [
      -            {
      -              "$ref": "#/$defs/Verdict"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        }
      -      },
      -      "required": [
      -        "domain",
      -        "records"
      -      ],
      -      "type": "object"
      -    },
      -    "DomainDnsInfo": {
      -      "additionalProperties": true,
      -      "properties": {
      -        "a": {
      -          "anyOf": [
      -            {
      -              "items": {
      -                "type": "string"
      -              },
      -              "type": "array"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "aaaa": {
      -          "anyOf": [
      -            {
      -              "items": {
      -                "type": "string"
      -              },
      -              "type": "array"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "cname": {
      -          "anyOf": [
      -            {
      -              "items": {
      -                "type": "string"
      -              },
      -              "type": "array"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "mx": {
      -          "anyOf": [
      -            {
      -              "items": {
      -                "$ref": "#/$defs/MxDnsRecord"
      -              },
      -              "type": "array"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "ns": {
      -          "anyOf": [
      -            {
      -              "items": {
      -                "type": "string"
      -              },
      -              "type": "array"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "soa": {
      -          "anyOf": [
      -            {
      -              "$ref": "#/$defs/SoaInfo"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "total_txt_records": {
      -          "anyOf": [
      -            {
      -              "type": "integer"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "txt": {
      -          "anyOf": [
      -            {
      -              "items": {
      -                "type": "string"
      -              },
      -              "type": "array"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        }
      -      },
      -      "type": "object"
      -    },
      -    "ErrorDetail": {
      -      "properties": {
      -        "code": {
      -          "enum": [
      -            "invalid_argument",
      -            "not_found",
      -            "rate_limit_exceeded",
      -            "auth_required",
      -            "tier_limit",
      -            "upstream_timeout",
      -            "upstream_error",
      -            "internal_error"
      -          ],
      -          "type": "string"
      -        },
      -        "docs_url": {
      -          "anyOf": [
      -            {
      -              "type": "string"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "message": {
      -          "maxLength": 500,
      -          "type": "string"
      -        },
      -        "retry_after_seconds": {
      -          "anyOf": [
      -            {
      -              "type": "integer"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "upgrade_url": {
      -          "anyOf": [
      -            {
      -              "type": "string"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        }
      -      },
      -      "required": [
      -        "code",
      -        "message"
      -      ],
      -      "type": "object"
      -    },
      -    "ErrorResponse": {
      -      "properties": {
      -        "error": {
      -          "$ref": "#/$defs/ErrorDetail"
      -        }
      -      },
      -      "required": [
      -        "error"
      -      ],
      -      "type": "object"
      -    },
      -    "MxDnsRecord": {
      -      "properties": {
      -        "host": {
      -          "anyOf": [
      -            {
      -              "type": "string"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "priority": {
      -          "anyOf": [
      -            {
      -              "type": "integer"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        }
      -      },
      -      "type": "object"
      -    },
      -    "PivotHint": {
      -      "additionalProperties": true,
      -      "properties": {
      -        "input": {
      -          "type": "string"
      -        },
      -        "params": {
      -          "anyOf": [
      -            {
      -              "additionalProperties": {
      -                "type": "string"
      -              },
      -              "type": "object"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "reason": {
      -          "type": "string"
      -        },
      -        "tool": {
      -          "enum": [
      -            "cve_lookup",
      -            "cve_search",
      -            "cve_leading",
      -            "bulk_cve_lookup",
      -            "calculate_risk_score",
      -            "get_cvss_details",
      -            "exploit_lookup",
      -            "kev_detail",
      -            "cwe_lookup",
      -            "subdomain_enum",
      -            "ssl_check",
      -            "tech_fingerprint",
      -            "asn_lookup",
      -            "ip_lookup",
      -            "ioc_lookup",
      -            "bulk_ioc_lookup",
      -            "hash_lookup",
      -            "threat_intel",
      -            "threat_report",
      -            "audit_domain",
      -            "domain_report",
      -            "dns_lookup",
      -            "whois_lookup",
      -            "wayback_lookup",
      -            "scan_headers",
      -            "check_headers",
      -            "check_secrets",
      -            "check_injection",
      -            "check_dependencies",
      -            "email_mx",
      -            "email_security_posture",
      -            "email_disposable",
      -            "email_verify",
      -            "robots_txt",
      -            "redirect_chain",
      -            "brand_assets",
      -            "seo_audit",
      -            "phone_lookup",
      -            "username_lookup",
      -            "password_check",
      -            "phishing_check",
      -            "atlas_technique_lookup",
      -            "atlas_technique_search",
      -            "bulk_atlas_technique_lookup",
      -            "atlas_case_study_lookup",
      -            "atlas_case_study_search",
      -            "d3fend_defense_lookup",
      -            "d3fend_defense_search",
      -            "d3fend_defense_for_attack",
      -            "d3fend_attack_coverage",
      -            "sigma_rule_lookup",
      -            "bulk_sigma_rule_lookup",
      -            "tech_stack_cve_audit"
      -          ],
      -          "type": "string"
      -        }
      -      },
      -      "required": [
      -        "tool",
      -        "input",
      -        "reason"
      -      ],
      -      "type": "object"
      -    },
      -    "SoaInfo": {
      -      "additionalProperties": true,
      -      "properties": {
      -        "mname": {
      -          "anyOf": [
      -            {
      -              "type": "string"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "rname": {
      -          "anyOf": [
      -            {
      -              "type": "string"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "serial": {
      -          "anyOf": [
      -            {
      -              "type": "integer"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        }
      -      },
      -      "type": "object"
      -    },
      -    "Verdict": {
      -      "properties": {
      -        "completeness": {
      -          "enum": [
      -            "complete",
      -            "partial",
      -            "minimal"
      -          ],
      -          "type": "string"
      -        },
      -        "data_age_seconds": {
      -          "anyOf": [
      -            {
      -              "type": "integer"
      -            },
      -            {
      -              "type": "null"
      -            }
      -          ]
      -        },
      -        "deterministic": {
      -          "type": "boolean"
      -        },
      -        "falsifiable_fields": {
      -          "items": {
      -            "type": "string"
      -          },
      -          "type": "array"
      -        },
      -        "sources_queried": {
      -          "items": {
      -            "type": "string"
      -          },
      -          "type": "array"
      -        },
      -        "sources_unavailable": {
      -          "items": {
      -            "type": "string"
      -          },
      -          "type": "array"
      -        }
      -      },
      -      "required": [
      -        "deterministic"
      -      ],
      -      "type": "object"
      -    }
      -  },
      -  "properties": {
      -    "result": {
      -      "anyOf": [
      -        {
      -          "$ref": "#/$defs/DnsResponse"
      -        },
      -        {
      -          "$ref": "#/$defs/ErrorResponse"
      -        }
      -      ]
      -    }
      -  },
      -  "required": [
      -    "result"
      -  ],
      -  "type": "object"
      -}New value: +null
  5. Changed101 schema fields changed
    • removedOutput schema / $defs / DnsResponse / properties / domain / description
      Removed value: -"Queried domain (lowercased, no scheme)."
    • removedOutput schema / $defs / DnsResponse / properties / domain / title
      Removed value: -"Domain"
    • removedOutput schema / $defs / DnsResponse / properties / next_calls / default
      Removed value: -null
    • removedOutput schema / $defs / DnsResponse / properties / next_calls / description
      Removed value: -"Suggested follow-up MCP tool calls. Ordered by relevance; agents should chain these without re-prompting the user."
    • removedOutput schema / $defs / DnsResponse / properties / next_calls / title
      Removed value: -"Next Calls"
    • removedOutput schema / $defs / DnsResponse / properties / records / description
      Removed value: -"DNS records keyed by type (a, aaaa, mx, ns, txt, cname, soa). Keys are omitted (not null) when the lookup for that type fails. Same shape as DomainReportResponse.dns."
    • removedOutput schema / $defs / DnsResponse / properties / summary / default
      Removed value: -null
    • removedOutput schema / $defs / DnsResponse / properties / summary / description
      Removed value: -"One-line human-readable record summary (e.g. 'A, MX, TXT records for example.com')."
    • removedOutput schema / $defs / DnsResponse / properties / summary / title
      Removed value: -"Summary"
    • removedOutput schema / $defs / DnsResponse / properties / verdict / default
      Removed value: -null
    • removedOutput schema / $defs / DnsResponse / properties / verdict / description
      Removed value: -"Falsifiability metadata: sources_queried, sources_unavailable, completeness, deterministic flag. Lets agents distinguish 'no data' from 'source failed' without re-running the call."
    • removedOutput schema / $defs / DnsResponse / title
      Removed value: -"DnsResponse"
    • removedOutput schema / $defs / DomainDnsInfo / description
      Removed value: -"DNS records per type. Keys are omitted (not null) when the lookup for that type fails."
    • removedOutput schema / $defs / DomainDnsInfo / properties / a / default
      Removed value: -null
    • removedOutput schema / $defs / DomainDnsInfo / properties / a / description
      Removed value: -"A records (IPv4 addresses)."
    • removedOutput schema / $defs / DomainDnsInfo / properties / a / title
      Removed value: -"A"
    • removedOutput schema / $defs / DomainDnsInfo / properties / aaaa / default
      Removed value: -null
    • removedOutput schema / $defs / DomainDnsInfo / properties / aaaa / description
      Removed value: -"AAAA records (IPv6 addresses)."
    • removedOutput schema / $defs / DomainDnsInfo / properties / aaaa / title
      Removed value: -"Aaaa"
    • removedOutput schema / $defs / DomainDnsInfo / properties / cname / default
      Removed value: -null
    • removedOutput schema / $defs / DomainDnsInfo / properties / cname / description
      Removed value: -"CNAME records."
    • removedOutput schema / $defs / DomainDnsInfo / properties / cname / title
      Removed value: -"Cname"
    • removedOutput schema / $defs / DomainDnsInfo / properties / mx / default
      Removed value: -null
    • removedOutput schema / $defs / DomainDnsInfo / properties / mx / description
      Removed value: -"MX records as {priority, host} list."
    • removedOutput schema / $defs / DomainDnsInfo / properties / mx / title
      Removed value: -"Mx"
    • removedOutput schema / $defs / DomainDnsInfo / properties / ns / default
      Removed value: -null
    • removedOutput schema / $defs / DomainDnsInfo / properties / ns / description
      Removed value: -"NS records (nameserver hostnames)."
    • removedOutput schema / $defs / DomainDnsInfo / properties / ns / title
      Removed value: -"Ns"
    • removedOutput schema / $defs / DomainDnsInfo / properties / soa / default
      Removed value: -null
    • removedOutput schema / $defs / DomainDnsInfo / properties / soa / description
      Removed value: -"SOA record (zone authority)."
    • removedOutput schema / $defs / DomainDnsInfo / properties / total_txt_records / default
      Removed value: -null
    • removedOutput schema / $defs / DomainDnsInfo / properties / total_txt_records / description
      Removed value: -"Honest pre-filter TXT record count. Always emitted (domain_report, audit_domain, /v1/dns). Equals len(txt) when include_all_txt=true or on /v1/dns/{domain} (raw, unfiltered). 0 when no TXT records exist. Null only when the field is absent (older cached entries)."
    • removedOutput schema / $defs / DomainDnsInfo / properties / total_txt_records / title
      Removed value: -"Total Txt Records"
    • removedOutput schema / $defs / DomainDnsInfo / properties / txt / default
      Removed value: -null
    • removedOutput schema / $defs / DomainDnsInfo / properties / txt / description
      Removed value: -"TXT records. By default in domain_report, filtered to security-relevant entries (SPF v=spf, DMARC v=DMARC, DKIM v=DKIM, MTA-STS v=STSv, TLS-RPT v=TLSRPTv). Pass ?include_all_txt=true to return every TXT including vendor verification strings."
    • removedOutput schema / $defs / DomainDnsInfo / properties / txt / title
      Removed value: -"Txt"
    • removedOutput schema / $defs / DomainDnsInfo / title
      Removed value: -"DomainDnsInfo"
    • removedOutput schema / $defs / ErrorDetail / description
      Removed value: -"Structured failure body. Codes mirror app/exceptions.AppException\nsubclasses; agent retry / upgrade decisions key off `code`, not `message`."
    • removedOutput schema / $defs / ErrorDetail / properties / code / description
      Removed value: -"Stable machine-readable failure category. Agents key retry/upgrade decisions off this."
    • removedOutput schema / $defs / ErrorDetail / properties / code / title
      Removed value: -"Code"
    • removedOutput schema / $defs / ErrorDetail / properties / docs_url / default
      Removed value: -null
    • removedOutput schema / $defs / ErrorDetail / properties / docs_url / description
      Removed value: -"Documentation pointer (e.g. tool input contract) when code='invalid_argument'."
    • removedOutput schema / $defs / ErrorDetail / properties / docs_url / title
      Removed value: -"Docs Url"
    • removedOutput schema / $defs / ErrorDetail / properties / message / description
      Removed value: -"Human-readable detail. Free text — never parse. Capped at 500 chars to prevent oversized upstream errors from bloating responses."
    • removedOutput schema / $defs / ErrorDetail / properties / message / title
      Removed value: -"Message"
    • removedOutput schema / $defs / ErrorDetail / properties / retry_after_seconds / default
      Removed value: -null
    • removedOutput schema / $defs / ErrorDetail / properties / retry_after_seconds / description
      Removed value: -"When code='rate_limit_exceeded', the minimum seconds to wait before retrying."
    • removedOutput schema / $defs / ErrorDetail / properties / retry_after_seconds / title
      Removed value: -"Retry After Seconds"
    • removedOutput schema / $defs / ErrorDetail / properties / upgrade_url / default
      Removed value: -null
    • removedOutput schema / $defs / ErrorDetail / properties / upgrade_url / description
      Removed value: -"Pricing/upgrade URL when code='tier_limit' or 'rate_limit_exceeded' on the Free tier."
    • removedOutput schema / $defs / ErrorDetail / properties / upgrade_url / title
      Removed value: -"Upgrade Url"
    • removedOutput schema / $defs / ErrorDetail / title
      Removed value: -"ErrorDetail"
    • removedOutput schema / $defs / ErrorResponse / description
      Removed value: -"MCP error envelope. Tool return type is always\n`SpecificResponse | ErrorResponse` — Union flag tells the agent which arm\narrived without parsing the inner body."
    • removedOutput schema / $defs / ErrorResponse / title
      Removed value: -"ErrorResponse"
    • removedOutput schema / $defs / MxDnsRecord / description
      Removed value: -"Single MX record embedded inside DomainReportResponse.dns.mx."
    • removedOutput schema / $defs / MxDnsRecord / properties / host / default
      Removed value: -null
    • removedOutput schema / $defs / MxDnsRecord / properties / host / description
      Removed value: -"MX hostname (trailing dot stripped)."
    • removedOutput schema / $defs / MxDnsRecord / properties / host / title
      Removed value: -"Host"
    • removedOutput schema / $defs / MxDnsRecord / properties / priority / default
      Removed value: -null
    • removedOutput schema / $defs / MxDnsRecord / properties / priority / description
      Removed value: -"MX preference (lower = higher priority)."
    • removedOutput schema / $defs / MxDnsRecord / properties / priority / title
      Removed value: -"Priority"
    • removedOutput schema / $defs / MxDnsRecord / title
      Removed value: -"MxDnsRecord"
    • removedOutput schema / $defs / PivotHint / description
      Removed value: -"A suggested follow-up MCP tool call. Surfaced inside response.next_calls so\nLLM agents can chain related lookups without manual prompting. Each hint names\nthe tool, the input value to pass, and a short reason explaining why this\npivot adds value in the current context."
    • removedOutput schema / $defs / PivotHint / properties / input / description
      Removed value: -"Suggested input value to pass to the tool — typically a CVE ID, CWE ID, domain, or IP. Pre-populated from the current response so the agent can call the next tool without re-deriving the argument."
    • removedOutput schema / $defs / PivotHint / properties / input / title
      Removed value: -"Input"
    • removedOutput schema / $defs / PivotHint / properties / params / default
      Removed value: -null
    • removedOutput schema / $defs / PivotHint / properties / params / description
      Removed value: -"Optional extra kwargs to pass alongside `input`. Used by pivot generators when the next call benefits from a secondary parameter, e.g. {'exclude_id': 'AML.T0051'} to skip the originating technique from a sibling-tactic search. Omitted when no extra args are needed."
    • removedOutput schema / $defs / PivotHint / properties / params / title
      Removed value: -"Params"
    • removedOutput schema / $defs / PivotHint / properties / reason / description
      Removed value: -"Short rationale (one sentence) for why this follow-up call adds value, e.g. 'Federal patch deadline + ransomware association', 'Public exploits / PoC availability'."
    • removedOutput schema / $defs / PivotHint / properties / reason / title
      Removed value: -"Reason"
    • removedOutput schema / $defs / PivotHint / properties / tool / description
      Removed value: -"Canonical MCP tool name to call next. Constrained to known operation_ids in tools/list — adding a new tool here requires expanding the Literal."
    • removedOutput schema / $defs / PivotHint / properties / tool / title
      Removed value: -"Tool"
    • removedOutput schema / $defs / PivotHint / title
      Removed value: -"PivotHint"
    • removedOutput schema / $defs / SoaInfo / description
      Removed value: -"SOA record embedded inside DomainDnsInfo.soa."
    • removedOutput schema / $defs / SoaInfo / properties / mname / default
      Removed value: -null
    • removedOutput schema / $defs / SoaInfo / properties / mname / description
      Removed value: -"Primary nameserver (SOA MNAME)."
    • removedOutput schema / $defs / SoaInfo / properties / mname / title
      Removed value: -"Mname"
    • removedOutput schema / $defs / SoaInfo / properties / rname / default
      Removed value: -null
    • removedOutput schema / $defs / SoaInfo / properties / rname / description
      Removed value: -"Responsible party mailbox (SOA RNAME)."
    • removedOutput schema / $defs / SoaInfo / properties / rname / title
      Removed value: -"Rname"
    • removedOutput schema / $defs / SoaInfo / properties / serial / default
      Removed value: -null
    • removedOutput schema / $defs / SoaInfo / properties / serial / description
      Removed value: -"Zone serial number."
    • removedOutput schema / $defs / SoaInfo / properties / serial / title
      Removed value: -"Serial"
    • removedOutput schema / $defs / SoaInfo / title
      Removed value: -"SoaInfo"
    • removedOutput schema / $defs / Verdict / properties / completeness / default
      Removed value: -"complete"
    • removedOutput schema / $defs / Verdict / properties / completeness / description
      Removed value: -"'complete' = every planned source returned data; 'partial' = at least one source in sources_unavailable failed or was skipped; 'minimal' = only the primary/required source returned, optional enrichment missing."
    • removedOutput schema / $defs / Verdict / properties / completeness / title
      Removed value: -"Completeness"
    • removedOutput schema / $defs / Verdict / properties / data_age_seconds / default
      Removed value: -null
    • removedOutput schema / $defs / Verdict / properties / data_age_seconds / description
      Removed value: -"Seconds elapsed since the oldest cached source was fetched, or null when every source was queried live for this request. Use to judge freshness."
    • removedOutput schema / $defs / Verdict / properties / data_age_seconds / title
      Removed value: -"Data Age Seconds"
    • removedOutput schema / $defs / Verdict / properties / deterministic / description
      Removed value: -"True when the response is fully reproducible from the listed sources for the same input at the same moment (no randomness, no model inference). False for endpoints that include probabilistic scoring or LLM output."
    • removedOutput schema / $defs / Verdict / properties / deterministic / title
      Removed value: -"Deterministic"
    • removedOutput schema / $defs / Verdict / properties / falsifiable_fields / description
      Removed value: -"Top-level response fields whose values a caller can independently re-derive from the named upstream sources (e.g. 'dns', 'ssl', 'whois'). Fields not in this list are derived/computed and cannot be directly re-verified."
    • removedOutput schema / $defs / Verdict / properties / falsifiable_fields / title
      Removed value: -"Falsifiable Fields"
    • removedOutput schema / $defs / Verdict / properties / sources_queried / description
      Removed value: -"Canonical source identifiers successfully consulted for this response (e.g. 'ripe_stat', 'shodan_internetdb', 'firehol'). Agent-readable list, order not significant."
    • removedOutput schema / $defs / Verdict / properties / sources_queried / title
      Removed value: -"Sources Queried"
    • removedOutput schema / $defs / Verdict / properties / sources_unavailable / description
      Removed value: -"Sources that were expected but not returned — either intentionally skipped (lite mode, tier gating) or failed (quota, timeout, upstream down). Empty list means every planned source produced data."
    • removedOutput schema / $defs / Verdict / properties / sources_unavailable / title
      Removed value: -"Sources Unavailable"
    • removedOutput schema / $defs / Verdict / title
      Removed value: -"Verdict"
    • removedOutput schema / properties / result / title
      Removed value: -"Result"
    • removedOutput schema / title
      Removed value: -"dns_lookupOutput"
  6. Changed1 schema field changed
    • changedOutput schema / $defs / PivotHint / properties / tool / enum
      Previous value: -[
      -  "cve_lookup",
      -  "cve_search",
      -  "cve_leading",
      -  "bulk_cve_lookup",
      -  "calculate_risk_score",
      -  "get_cvss_details",
      -  "exploit_lookup",
      -  "kev_detail",
      -  "cwe_lookup",
      -  "subdomain_enum",
      -  "ssl_check",
      -  "tech_fingerprint",
      -  "asn_lookup",
      -  "ip_lookup",
      -  "ioc_lookup",
      -  "bulk_ioc_lookup",
      -  "hash_lookup",
      -  "threat_intel",
      -  "threat_report",
      -  "audit_domain",
      -  "domain_report",
      -  "dns_lookup",
      -  "whois_lookup",
      -  "wayback_lookup",
      -  "scan_headers",
      -  "check_headers",
      -  "check_secrets",
      -  "check_injection",
      -  "check_dependencies",
      -  "email_mx",
      -  "email_security_posture",
      -  "email_disposable",
      -  "email_verify",
      -  "robots_txt",
      -  "redirect_chain",
      -  "brand_assets",
      -  "seo_audit",
      -  "phone_lookup",
      -  "username_lookup",
      -  "password_check",
      -  "phishing_check",
      -  "atlas_technique_lookup",
      -  "atlas_technique_search",
      -  "bulk_atlas_technique_lookup",
      -  "atlas_case_study_lookup",
      -  "atlas_case_study_search",
      -  "d3fend_defense_lookup",
      -  "d3fend_defense_search",
      -  "d3fend_defense_for_attack",
      -  "d3fend_attack_coverage",
      -  "sigma_rule_lookup",
      -  "bulk_sigma_rule_lookup"
      -]New value: +[
      +  "cve_lookup",
      +  "cve_search",
      +  "cve_leading",
      +  "bulk_cve_lookup",
      +  "calculate_risk_score",
      +  "get_cvss_details",
      +  "exploit_lookup",
      +  "kev_detail",
      +  "cwe_lookup",
      +  "subdomain_enum",
      +  "ssl_check",
      +  "tech_fingerprint",
      +  "asn_lookup",
      +  "ip_lookup",
      +  "ioc_lookup",
      +  "bulk_ioc_lookup",
      +  "hash_lookup",
      +  "threat_intel",
      +  "threat_report",
      +  "audit_domain",
      +  "domain_report",
      +  "dns_lookup",
      +  "whois_lookup",
      +  "wayback_lookup",
      +  "scan_headers",
      +  "check_headers",
      +  "check_secrets",
      +  "check_injection",
      +  "check_dependencies",
      +  "email_mx",
      +  "email_security_posture",
      +  "email_disposable",
      +  "email_verify",
      +  "robots_txt",
      +  "redirect_chain",
      +  "brand_assets",
      +  "seo_audit",
      +  "phone_lookup",
      +  "username_lookup",
      +  "password_check",
      +  "phishing_check",
      +  "atlas_technique_lookup",
      +  "atlas_technique_search",
      +  "bulk_atlas_technique_lookup",
      +  "atlas_case_study_lookup",
      +  "atlas_case_study_search",
      +  "d3fend_defense_lookup",
      +  "d3fend_defense_search",
      +  "d3fend_defense_for_attack",
      +  "d3fend_attack_coverage",
      +  "sigma_rule_lookup",
      +  "bulk_sigma_rule_lookup",
      +  "tech_stack_cve_audit"
      +]
  7. Changed1 schema field changed
    • changedOutput schema / $defs / PivotHint / properties / tool / enum
      Previous value: -[
      -  "cve_lookup",
      -  "cve_search",
      -  "cve_leading",
      -  "bulk_cve_lookup",
      -  "calculate_risk_score",
      -  "get_cvss_details",
      -  "exploit_lookup",
      -  "kev_detail",
      -  "cwe_lookup",
      -  "subdomain_enum",
      -  "ssl_check",
      -  "tech_fingerprint",
      -  "asn_lookup",
      -  "ip_lookup",
      -  "ioc_lookup",
      -  "bulk_ioc_lookup",
      -  "hash_lookup",
      -  "threat_intel",
      -  "threat_report",
      -  "audit_domain",
      -  "domain_report",
      -  "dns_lookup",
      -  "whois_lookup",
      -  "wayback_lookup",
      -  "scan_headers",
      -  "check_headers",
      -  "check_secrets",
      -  "check_injection",
      -  "check_dependencies",
      -  "email_mx",
      -  "email_security_posture",
      -  "email_disposable",
      -  "email_verify",
      -  "robots_txt",
      -  "redirect_chain",
      -  "brand_assets",
      -  "seo_audit",
      -  "phone_lookup",
      -  "username_lookup",
      -  "password_check",
      -  "phishing_check",
      -  "atlas_technique_lookup",
      -  "atlas_technique_search",
      -  "bulk_atlas_technique_lookup",
      -  "atlas_case_study_lookup",
      -  "atlas_case_study_search",
      -  "d3fend_defense_lookup",
      -  "d3fend_defense_search",
      -  "d3fend_defense_for_attack",
      -  "d3fend_attack_coverage"
      -]New value: +[
      +  "cve_lookup",
      +  "cve_search",
      +  "cve_leading",
      +  "bulk_cve_lookup",
      +  "calculate_risk_score",
      +  "get_cvss_details",
      +  "exploit_lookup",
      +  "kev_detail",
      +  "cwe_lookup",
      +  "subdomain_enum",
      +  "ssl_check",
      +  "tech_fingerprint",
      +  "asn_lookup",
      +  "ip_lookup",
      +  "ioc_lookup",
      +  "bulk_ioc_lookup",
      +  "hash_lookup",
      +  "threat_intel",
      +  "threat_report",
      +  "audit_domain",
      +  "domain_report",
      +  "dns_lookup",
      +  "whois_lookup",
      +  "wayback_lookup",
      +  "scan_headers",
      +  "check_headers",
      +  "check_secrets",
      +  "check_injection",
      +  "check_dependencies",
      +  "email_mx",
      +  "email_security_posture",
      +  "email_disposable",
      +  "email_verify",
      +  "robots_txt",
      +  "redirect_chain",
      +  "brand_assets",
      +  "seo_audit",
      +  "phone_lookup",
      +  "username_lookup",
      +  "password_check",
      +  "phishing_check",
      +  "atlas_technique_lookup",
      +  "atlas_technique_search",
      +  "bulk_atlas_technique_lookup",
      +  "atlas_case_study_lookup",
      +  "atlas_case_study_search",
      +  "d3fend_defense_lookup",
      +  "d3fend_defense_search",
      +  "d3fend_defense_for_attack",
      +  "d3fend_attack_coverage",
      +  "sigma_rule_lookup",
      +  "bulk_sigma_rule_lookup"
      +]
  8. Changed1 schema field changed
    • changedOutput schema / $defs / PivotHint / properties / tool / enum
      Previous value: -[
      -  "cve_lookup",
      -  "cve_search",
      -  "cve_leading",
      -  "bulk_cve_lookup",
      -  "calculate_risk_score",
      -  "get_cvss_details",
      -  "exploit_lookup",
      -  "kev_detail",
      -  "cwe_lookup",
      -  "subdomain_enum",
      -  "ssl_check",
      -  "tech_fingerprint",
      -  "asn_lookup",
      -  "ip_lookup",
      -  "ioc_lookup",
      -  "bulk_ioc_lookup",
      -  "hash_lookup",
      -  "threat_intel",
      -  "threat_report",
      -  "audit_domain",
      -  "domain_report",
      -  "dns_lookup",
      -  "whois_lookup",
      -  "wayback_lookup",
      -  "scan_headers",
      -  "check_headers",
      -  "check_secrets",
      -  "check_injection",
      -  "check_dependencies",
      -  "email_mx",
      -  "email_disposable",
      -  "email_verify",
      -  "robots_txt",
      -  "redirect_chain",
      -  "brand_assets",
      -  "seo_audit",
      -  "phone_lookup",
      -  "username_lookup",
      -  "password_check",
      -  "phishing_check",
      -  "atlas_technique_lookup",
      -  "atlas_technique_search",
      -  "bulk_atlas_technique_lookup",
      -  "atlas_case_study_lookup",
      -  "atlas_case_study_search",
      -  "d3fend_defense_lookup",
      -  "d3fend_defense_search",
      -  "d3fend_defense_for_attack",
      -  "d3fend_attack_coverage"
      -]New value: +[
      +  "cve_lookup",
      +  "cve_search",
      +  "cve_leading",
      +  "bulk_cve_lookup",
      +  "calculate_risk_score",
      +  "get_cvss_details",
      +  "exploit_lookup",
      +  "kev_detail",
      +  "cwe_lookup",
      +  "subdomain_enum",
      +  "ssl_check",
      +  "tech_fingerprint",
      +  "asn_lookup",
      +  "ip_lookup",
      +  "ioc_lookup",
      +  "bulk_ioc_lookup",
      +  "hash_lookup",
      +  "threat_intel",
      +  "threat_report",
      +  "audit_domain",
      +  "domain_report",
      +  "dns_lookup",
      +  "whois_lookup",
      +  "wayback_lookup",
      +  "scan_headers",
      +  "check_headers",
      +  "check_secrets",
      +  "check_injection",
      +  "check_dependencies",
      +  "email_mx",
      +  "email_security_posture",
      +  "email_disposable",
      +  "email_verify",
      +  "robots_txt",
      +  "redirect_chain",
      +  "brand_assets",
      +  "seo_audit",
      +  "phone_lookup",
      +  "username_lookup",
      +  "password_check",
      +  "phishing_check",
      +  "atlas_technique_lookup",
      +  "atlas_technique_search",
      +  "bulk_atlas_technique_lookup",
      +  "atlas_case_study_lookup",
      +  "atlas_case_study_search",
      +  "d3fend_defense_lookup",
      +  "d3fend_defense_search",
      +  "d3fend_defense_for_attack",
      +  "d3fend_attack_coverage"
      +]
  9. Changed1 schema field changed
    • changedOutput schema / $defs / PivotHint / properties / tool / enum
      Previous value: -[
      -  "cve_lookup",
      -  "cve_search",
      -  "cve_leading",
      -  "bulk_cve_lookup",
      -  "exploit_lookup",
      -  "kev_detail",
      -  "cwe_lookup",
      -  "subdomain_enum",
      -  "ssl_check",
      -  "tech_fingerprint",
      -  "asn_lookup",
      -  "ip_lookup",
      -  "ioc_lookup",
      -  "bulk_ioc_lookup",
      -  "hash_lookup",
      -  "threat_intel",
      -  "threat_report",
      -  "audit_domain",
      -  "domain_report",
      -  "dns_lookup",
      -  "whois_lookup",
      -  "wayback_lookup",
      -  "scan_headers",
      -  "check_headers",
      -  "check_secrets",
      -  "check_injection",
      -  "check_dependencies",
      -  "email_mx",
      -  "email_disposable",
      -  "email_verify",
      -  "robots_txt",
      -  "redirect_chain",
      -  "brand_assets",
      -  "seo_audit",
      -  "phone_lookup",
      -  "username_lookup",
      -  "password_check",
      -  "phishing_check",
      -  "atlas_technique_lookup",
      -  "atlas_technique_search",
      -  "bulk_atlas_technique_lookup",
      -  "atlas_case_study_lookup",
      -  "atlas_case_study_search",
      -  "d3fend_defense_lookup",
      -  "d3fend_defense_search",
      -  "d3fend_defense_for_attack",
      -  "d3fend_attack_coverage"
      -]New value: +[
      +  "cve_lookup",
      +  "cve_search",
      +  "cve_leading",
      +  "bulk_cve_lookup",
      +  "calculate_risk_score",
      +  "get_cvss_details",
      +  "exploit_lookup",
      +  "kev_detail",
      +  "cwe_lookup",
      +  "subdomain_enum",
      +  "ssl_check",
      +  "tech_fingerprint",
      +  "asn_lookup",
      +  "ip_lookup",
      +  "ioc_lookup",
      +  "bulk_ioc_lookup",
      +  "hash_lookup",
      +  "threat_intel",
      +  "threat_report",
      +  "audit_domain",
      +  "domain_report",
      +  "dns_lookup",
      +  "whois_lookup",
      +  "wayback_lookup",
      +  "scan_headers",
      +  "check_headers",
      +  "check_secrets",
      +  "check_injection",
      +  "check_dependencies",
      +  "email_mx",
      +  "email_disposable",
      +  "email_verify",
      +  "robots_txt",
      +  "redirect_chain",
      +  "brand_assets",
      +  "seo_audit",
      +  "phone_lookup",
      +  "username_lookup",
      +  "password_check",
      +  "phishing_check",
      +  "atlas_technique_lookup",
      +  "atlas_technique_search",
      +  "bulk_atlas_technique_lookup",
      +  "atlas_case_study_lookup",
      +  "atlas_case_study_search",
      +  "d3fend_defense_lookup",
      +  "d3fend_defense_search",
      +  "d3fend_defense_for_attack",
      +  "d3fend_attack_coverage"
      +]
  10. Changed1 schema field changed
    • changedOutput schema / $defs / DomainDnsInfo / properties / total_txt_records / description
      Previous value: -"Honest pre-filter TXT record count (always emitted on domain_report). Equals len(txt) when include_all_txt=true. Null on /v1/dns/{domain} where TXT is not filtered."New value: +"Honest pre-filter TXT record count. Always emitted (domain_report, audit_domain, /v1/dns). Equals len(txt) when include_all_txt=true or on /v1/dns/{domain} (raw, unfiltered). 0 when no TXT records exist. Null only when the field is absent (older cached entries)."
  11. Changed1 schema field changed
    • changedOutput schema / $defs / PivotHint / properties / tool / enum
      Previous value: -[
      -  "cve_lookup",
      -  "cve_search",
      -  "cve_leading",
      -  "bulk_cve_lookup",
      -  "exploit_lookup",
      -  "kev_detail",
      -  "cwe_lookup",
      -  "subdomain_enum",
      -  "ssl_check",
      -  "tech_fingerprint",
      -  "asn_lookup",
      -  "ip_lookup",
      -  "ioc_lookup",
      -  "bulk_ioc_lookup",
      -  "hash_lookup",
      -  "threat_intel",
      -  "threat_report",
      -  "audit_domain",
      -  "domain_report",
      -  "dns_lookup",
      -  "whois_lookup",
      -  "wayback_lookup",
      -  "scan_headers",
      -  "check_headers",
      -  "check_secrets",
      -  "check_injection",
      -  "check_dependencies",
      -  "email_mx",
      -  "email_disposable",
      -  "phone_lookup",
      -  "username_lookup",
      -  "password_check",
      -  "phishing_check",
      -  "atlas_technique_lookup",
      -  "atlas_technique_search",
      -  "bulk_atlas_technique_lookup",
      -  "atlas_case_study_lookup",
      -  "atlas_case_study_search",
      -  "d3fend_defense_lookup",
      -  "d3fend_defense_search",
      -  "d3fend_defense_for_attack",
      -  "d3fend_attack_coverage"
      -]New value: +[
      +  "cve_lookup",
      +  "cve_search",
      +  "cve_leading",
      +  "bulk_cve_lookup",
      +  "exploit_lookup",
      +  "kev_detail",
      +  "cwe_lookup",
      +  "subdomain_enum",
      +  "ssl_check",
      +  "tech_fingerprint",
      +  "asn_lookup",
      +  "ip_lookup",
      +  "ioc_lookup",
      +  "bulk_ioc_lookup",
      +  "hash_lookup",
      +  "threat_intel",
      +  "threat_report",
      +  "audit_domain",
      +  "domain_report",
      +  "dns_lookup",
      +  "whois_lookup",
      +  "wayback_lookup",
      +  "scan_headers",
      +  "check_headers",
      +  "check_secrets",
      +  "check_injection",
      +  "check_dependencies",
      +  "email_mx",
      +  "email_disposable",
      +  "email_verify",
      +  "robots_txt",
      +  "redirect_chain",
      +  "brand_assets",
      +  "seo_audit",
      +  "phone_lookup",
      +  "username_lookup",
      +  "password_check",
      +  "phishing_check",
      +  "atlas_technique_lookup",
      +  "atlas_technique_search",
      +  "bulk_atlas_technique_lookup",
      +  "atlas_case_study_lookup",
      +  "atlas_case_study_search",
      +  "d3fend_defense_lookup",
      +  "d3fend_defense_search",
      +  "d3fend_defense_for_attack",
      +  "d3fend_attack_coverage"
      +]
  12. Changed3 schema fields changed
    • addedOutput schema / $defs
      Added value: +{
      +  "DnsResponse": {
      +    "properties": {
      +      "domain": {
      +        "description": "Queried domain (lowercased, no scheme).",
      +        "title": "Domain",
      +        "type": "string"
      +      },
      +      "next_calls": {
      +        "anyOf": [
      +          {
      +            "items": {
      +              "$ref": "#/$defs/PivotHint"
      +            },
      +            "type": "array"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "Suggested follow-up MCP tool calls. Ordered by relevance; agents should chain these without re-prompting the user.",
      +        "title": "Next Calls"
      +      },
      +      "records": {
      +        "$ref": "#/$defs/DomainDnsInfo",
      +        "description": "DNS records keyed by type (a, aaaa, mx, ns, txt, cname, soa). Keys are omitted (not null) when the lookup for that type fails. Same shape as DomainReportResponse.dns."
      +      },
      +      "summary": {
      +        "anyOf": [
      +          {
      +            "type": "string"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "One-line human-readable record summary (e.g. 'A, MX, TXT records for example.com').",
      +        "title": "Summary"
      +      },
      +      "verdict": {
      +        "anyOf": [
      +          {
      +            "$ref": "#/$defs/Verdict"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "Falsifiability metadata: sources_queried, sources_unavailable, completeness, deterministic flag. Lets agents distinguish 'no data' from 'source failed' without re-running the call."
      +      }
      +    },
      +    "required": [
      +      "domain",
      +      "records"
      +    ],
      +    "title": "DnsResponse",
      +    "type": "object"
      +  },
      +  "DomainDnsInfo": {
      +    "additionalProperties": true,
      +    "description": "DNS records per type. Keys are omitted (not null) when the lookup for that type fails.",
      +    "properties": {
      +      "a": {
      +        "anyOf": [
      +          {
      +            "items": {
      +              "type": "string"
      +            },
      +            "type": "array"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "A records (IPv4 addresses).",
      +        "title": "A"
      +      },
      +      "aaaa": {
      +        "anyOf": [
      +          {
      +            "items": {
      +              "type": "string"
      +            },
      +            "type": "array"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "AAAA records (IPv6 addresses).",
      +        "title": "Aaaa"
      +      },
      +      "cname": {
      +        "anyOf": [
      +          {
      +            "items": {
      +              "type": "string"
      +            },
      +            "type": "array"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "CNAME records.",
      +        "title": "Cname"
      +      },
      +      "mx": {
      +        "anyOf": [
      +          {
      +            "items": {
      +              "$ref": "#/$defs/MxDnsRecord"
      +            },
      +            "type": "array"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "MX records as {priority, host} list.",
      +        "title": "Mx"
      +      },
      +      "ns": {
      +        "anyOf": [
      +          {
      +            "items": {
      +              "type": "string"
      +            },
      +            "type": "array"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "NS records (nameserver hostnames).",
      +        "title": "Ns"
      +      },
      +      "soa": {
      +        "anyOf": [
      +          {
      +            "$ref": "#/$defs/SoaInfo"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "SOA record (zone authority)."
      +      },
      +      "total_txt_records": {
      +        "anyOf": [
      +          {
      +            "type": "integer"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "Honest pre-filter TXT record count (always emitted on domain_report). Equals len(txt) when include_all_txt=true. Null on /v1/dns/{domain} where TXT is not filtered.",
      +        "title": "Total Txt Records"
      +      },
      +      "txt": {
      +        "anyOf": [
      +          {
      +            "items": {
      +              "type": "string"
      +            },
      +            "type": "array"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "TXT records. By default in domain_report, filtered to security-relevant entries (SPF v=spf, DMARC v=DMARC, DKIM v=DKIM, MTA-STS v=STSv, TLS-RPT v=TLSRPTv). Pass ?include_all_txt=true to return every TXT including vendor verification strings.",
      +        "title": "Txt"
      +      }
      +    },
      +    "title": "DomainDnsInfo",
      +    "type": "object"
      +  },
      +  "ErrorDetail": {
      +    "description": "Structured failure body. Codes mirror app/exceptions.AppException\nsubclasses; agent retry / upgrade decisions key off `code`, not `message`.",
      +    "properties": {
      +      "code": {
      +        "description": "Stable machine-readable failure category. Agents key retry/upgrade decisions off this.",
      +        "enum": [
      +          "invalid_argument",
      +          "not_found",
      +          "rate_limit_exceeded",
      +          "auth_required",
      +          "tier_limit",
      +          "upstream_timeout",
      +          "upstream_error",
      +          "internal_error"
      +        ],
      +        "title": "Code",
      +        "type": "string"
      +      },
      +      "docs_url": {
      +        "anyOf": [
      +          {
      +            "type": "string"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "Documentation pointer (e.g. tool input contract) when code='invalid_argument'.",
      +        "title": "Docs Url"
      +      },
      +      "message": {
      +        "description": "Human-readable detail. Free text — never parse. Capped at 500 chars to prevent oversized upstream errors from bloating responses.",
      +        "maxLength": 500,
      +        "title": "Message",
      +        "type": "string"
      +      },
      +      "retry_after_seconds": {
      +        "anyOf": [
      +          {
      +            "type": "integer"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "When code='rate_limit_exceeded', the minimum seconds to wait before retrying.",
      +        "title": "Retry After Seconds"
      +      },
      +      "upgrade_url": {
      +        "anyOf": [
      +          {
      +            "type": "string"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "Pricing/upgrade URL when code='tier_limit' or 'rate_limit_exceeded' on the Free tier.",
      +        "title": "Upgrade Url"
      +      }
      +    },
      +    "required": [
      +      "code",
      +      "message"
      +    ],
      +    "title": "ErrorDetail",
      +    "type": "object"
      +  },
      +  "ErrorResponse": {
      +    "description": "MCP error envelope. Tool return type is always\n`SpecificResponse | ErrorResponse` — Union flag tells the agent which arm\narrived without parsing the inner body.",
      +    "properties": {
      +      "error": {
      +        "$ref": "#/$defs/ErrorDetail"
      +      }
      +    },
      +    "required": [
      +      "error"
      +    ],
      +    "title": "ErrorResponse",
      +    "type": "object"
      +  },
      +  "MxDnsRecord": {
      +    "description": "Single MX record embedded inside DomainReportResponse.dns.mx.",
      +    "properties": {
      +      "host": {
      +        "anyOf": [
      +          {
      +            "type": "string"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "MX hostname (trailing dot stripped).",
      +        "title": "Host"
      +      },
      +      "priority": {
      +        "anyOf": [
      +          {
      +            "type": "integer"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "MX preference (lower = higher priority).",
      +        "title": "Priority"
      +      }
      +    },
      +    "title": "MxDnsRecord",
      +    "type": "object"
      +  },
      +  "PivotHint": {
      +    "additionalProperties": true,
      +    "description": "A suggested follow-up MCP tool call. Surfaced inside response.next_calls so\nLLM agents can chain related lookups without manual prompting. Each hint names\nthe tool, the input value to pass, and a short reason explaining why this\npivot adds value in the current context.",
      +    "properties": {
      +      "input": {
      +        "description": "Suggested input value to pass to the tool — typically a CVE ID, CWE ID, domain, or IP. Pre-populated from the current response so the agent can call the next tool without re-deriving the argument.",
      +        "title": "Input",
      +        "type": "string"
      +      },
      +      "params": {
      +        "anyOf": [
      +          {
      +            "additionalProperties": {
      +              "type": "string"
      +            },
      +            "type": "object"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "Optional extra kwargs to pass alongside `input`. Used by pivot generators when the next call benefits from a secondary parameter, e.g. {'exclude_id': 'AML.T0051'} to skip the originating technique from a sibling-tactic search. Omitted when no extra args are needed.",
      +        "title": "Params"
      +      },
      +      "reason": {
      +        "description": "Short rationale (one sentence) for why this follow-up call adds value, e.g. 'Federal patch deadline + ransomware association', 'Public exploits / PoC availability'.",
      +        "title": "Reason",
      +        "type": "string"
      +      },
      +      "tool": {
      +        "description": "Canonical MCP tool name to call next. Constrained to known operation_ids in tools/list — adding a new tool here requires expanding the Literal.",
      +        "enum": [
      +          "cve_lookup",
      +          "cve_search",
      +          "cve_leading",
      +          "bulk_cve_lookup",
      +          "exploit_lookup",
      +          "kev_detail",
      +          "cwe_lookup",
      +          "subdomain_enum",
      +          "ssl_check",
      +          "tech_fingerprint",
      +          "asn_lookup",
      +          "ip_lookup",
      +          "ioc_lookup",
      +          "bulk_ioc_lookup",
      +          "hash_lookup",
      +          "threat_intel",
      +          "threat_report",
      +          "audit_domain",
      +          "domain_report",
      +          "dns_lookup",
      +          "whois_lookup",
      +          "wayback_lookup",
      +          "scan_headers",
      +          "check_headers",
      +          "check_secrets",
      +          "check_injection",
      +          "check_dependencies",
      +          "email_mx",
      +          "email_disposable",
      +          "phone_lookup",
      +          "username_lookup",
      +          "password_check",
      +          "phishing_check",
      +          "atlas_technique_lookup",
      +          "atlas_technique_search",
      +          "bulk_atlas_technique_lookup",
      +          "atlas_case_study_lookup",
      +          "atlas_case_study_search",
      +          "d3fend_defense_lookup",
      +          "d3fend_defense_search",
      +          "d3fend_defense_for_attack",
      +          "d3fend_attack_coverage"
      +        ],
      +        "title": "Tool",
      +        "type": "string"
      +      }
      +    },
      +    "required": [
      +      "tool",
      +      "input",
      +      "reason"
      +    ],
      +    "title": "PivotHint",
      +    "type": "object"
      +  },
      +  "SoaInfo": {
      +    "additionalProperties": true,
      +    "description": "SOA record embedded inside DomainDnsInfo.soa.",
      +    "properties": {
      +      "mname": {
      +        "anyOf": [
      +          {
      +            "type": "string"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "Primary nameserver (SOA MNAME).",
      +        "title": "Mname"
      +      },
      +      "rname": {
      +        "anyOf": [
      +          {
      +            "type": "string"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "Responsible party mailbox (SOA RNAME).",
      +        "title": "Rname"
      +      },
      +      "serial": {
      +        "anyOf": [
      +          {
      +            "type": "integer"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "Zone serial number.",
      +        "title": "Serial"
      +      }
      +    },
      +    "title": "SoaInfo",
      +    "type": "object"
      +  },
      +  "Verdict": {
      +    "properties": {
      +      "completeness": {
      +        "default": "complete",
      +        "description": "'complete' = every planned source returned data; 'partial' = at least one source in sources_unavailable failed or was skipped; 'minimal' = only the primary/required source returned, optional enrichment missing.",
      +        "enum": [
      +          "complete",
      +          "partial",
      +          "minimal"
      +        ],
      +        "title": "Completeness",
      +        "type": "string"
      +      },
      +      "data_age_seconds": {
      +        "anyOf": [
      +          {
      +            "type": "integer"
      +          },
      +          {
      +            "type": "null"
      +          }
      +        ],
      +        "default": null,
      +        "description": "Seconds elapsed since the oldest cached source was fetched, or null when every source was queried live for this request. Use to judge freshness.",
      +        "title": "Data Age Seconds"
      +      },
      +      "deterministic": {
      +        "description": "True when the response is fully reproducible from the listed sources for the same input at the same moment (no randomness, no model inference). False for endpoints that include probabilistic scoring or LLM output.",
      +        "title": "Deterministic",
      +        "type": "boolean"
      +      },
      +      "falsifiable_fields": {
      +        "description": "Top-level response fields whose values a caller can independently re-derive from the named upstream sources (e.g. 'dns', 'ssl', 'whois'). Fields not in this list are derived/computed and cannot be directly re-verified.",
      +        "items": {
      +          "type": "string"
      +        },
      +        "title": "Falsifiable Fields",
      +        "type": "array"
      +      },
      +      "sources_queried": {
      +        "description": "Canonical source identifiers successfully consulted for this response (e.g. 'ripe_stat', 'shodan_internetdb', 'firehol'). Agent-readable list, order not significant.",
      +        "items": {
      +          "type": "string"
      +        },
      +        "title": "Sources Queried",
      +        "type": "array"
      +      },
      +      "sources_unavailable": {
      +        "description": "Sources that were expected but not returned — either intentionally skipped (lite mode, tier gating) or failed (quota, timeout, upstream down). Empty list means every planned source produced data.",
      +        "items": {
      +          "type": "string"
      +        },
      +        "title": "Sources Unavailable",
      +        "type": "array"
      +      }
      +    },
      +    "required": [
      +      "deterministic"
      +    ],
      +    "title": "Verdict",
      +    "type": "object"
      +  }
      +}
    • addedOutput schema / properties / result / anyOf
      Added value: +[
      +  {
      +    "$ref": "#/$defs/DnsResponse"
      +  },
      +  {
      +    "$ref": "#/$defs/ErrorResponse"
      +  }
      +]
    • removedOutput schema / properties / result / type
      Removed value: -"string"
  13. First observed

TDQS

A4.7/5.0
Behavior5/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

Beyond the readOnlyHint, openWorldHint, idempotentHint, and destructiveHint annotations, the description adds valuable behavioral context: TXT records are returned raw with an honest count, and rate limits (Free 30/hr, Pro 500/hr) are disclosed. This exceeds the baseline expected from annotations alone.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is a single, dense paragraph with no wasted words. Every clause adds value: use cases, alternative tool, TXT nuance, rate limits, and return structure. It is well-structured and front-loaded with the primary purpose.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness5/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given the simple single-parameter tool with output schema and thorough annotations, the description covers all essential aspects: purpose, usage boundaries, rate limits, and return shape. It is complete for an AI agent to select and invoke it correctly.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

The input schema already fully describes the domain parameter with format guidance and examples, achieving 100% schema coverage. The description adds no new semantic meaning for the parameter itself, so the baseline score of 3 is appropriate.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description clearly states a specific verb and resource ('Query all DNS record types') and enumerates the exact types (A, AAAA, MX, NS, TXT, CNAME, SOA). It also distinguishes itself from the sibling tool domain_report, which is referenced for a full overview.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines5/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

Explicitly lists when to use the tool (mail routing inspection, nameserver verification, SPF/DMARC checks) and when to use an alternative (full overview via domain_report). It also provides a nuanced TXT filtering behavior distinction, giving concrete guidance.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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