"Information about security" matching MCP connectors:

Query WHOIS/RDAP information for domains, IP addresses, CIDR prefixes and ASNs. Self-hostable.

DNS and email security scanner with 80 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.

DNS lookups, health reports, SSL certs, security scans, GEO scoring, uptime checks

WHOIS, DNS, SSL, IP geo for security forensics and OSINT — separate from SEO.

The internet's largest queryable infrastructure graph — 7.39 billion nodes, 39 billion edges, 5.6 million threat-intelligence relationships. Pivot from any IP, domain, or ASN across DNS, BGP, WHOIS, GeoIP, and threat intel in a single Cypher query. Most threat-intel and OSINT APIs are point lookups: you ask about one indicator, you get one record. Investigations don't work that way — you start from one suspicious domain and need to trace its hosting, its sibling domains, its registrar, its email

The internet's infrastructure graph for AI agents - 46B nodes and edges, free trial via 2 HTTP calls

kube-linter audit for Kubernetes manifests — 63 checks: security, availability, RBAC, network.