"Top Ten Web Search Engines" matching MCP connectors:

Scan/purge hidden text & score web domains: TLS, DNS, headers, speed. Free scans, $0.01 actions.

Renamed to FactReason. Now published as io.github.factreason/factreason — please use that entry.

X-Z-CS AI validation with auditable reasoning. 8 active tools; 5 in maintenance. v0.5.59

Scan a website for vulnerabilities: OWASP Top 10, CVEs, SSL, headers - with plain-English fixes

Detect malicious or vulnerable npm packages: registry search, OSV.dev and GitHub advisory lookups

urlscan.io URL scanner — search/result keyless, submit needs key

Search newly registered, expired, aged, active, deleted and for-sale domains, plus WHOIS and DNS.

Breach intelligence API: email search, domain monitoring, passwords and stealer logs.

Search a directory of SOC 2 audit and compliance firms; read GRC migration guides. Read-only.

Thor Henning Hetland's signed knowledge web: plan, load and verify ed25519-signed KCP units.

Search vetted privacy tools, read guides & glossary, and run free privacy diagnostics.

ZEN SecDB MCP server for CVE intelligence, CVSS/EPSS scoring, advisories, SSVC, and package audits.

Email OS for agents - real-inbox search, triage, commitments, and a verifiable BEC hard-stop.

37 paid x402 MCP tools for OSINT, prediction markets, web intel, and agent security on Base USDC.

Improve security writing, score it against rubrics, plan IR, CTI, vuln, and product strategy.

AI-powered scam detection for suspicious texts, emails, and screenshots. US-focused.

AML/CFT compliance oracle for the agent economy. Wallet screening against 12,997+ sanctioned crypto addresses, 1.1M+ entity search across OFAC/UN/EU sanctions, PEPs, Interpol, World Bank. 179-country jurisdiction risk scoring. Travel rule compliance. ERC-8004 Agent #27961 on Base.

Search and verify 360K+ business entities with trust scores and W3C credentials.

Trust verification for MCP servers. Check scores, scan for security issues, search 4,200+ servers.

Keycloak identity management expert with semantic search, protocol guides, and config analysis