39,142 servers. Updated 2026-10-29 16:53

"F-Droid" matching MCP connectors:

GET /v1/connectors – MCP directory API reference

Matching Connector Tools:

Auditoria MCP A
trade.hlquantlabs.auditoria
Domain, email and web audits for AI agents: DNS, RDAP, TLS, SPF, DMARC, DKIM, MTA-STS, security headers and cookies, with graded findings and an A-F score. Requires a Bearer token.
Security Networking & Infrastructure
71
https://auditoria.hlquantlabs.trade/mcp
CertGuard A
dev.workers.mike-tusa.certguard
Free SSL/TLS certificate checker: expiry, chain trust, hostname match, TLS version, A/B/C/F grade.
Security Networking & Infrastructure
11
https://certguard.mike-tusa.workers.dev/mcp
ドメイン番人 A
jp.domain-bannin
ドメインの設定を調べる MCP サーバー。SPF / DKIM / DMARC・DNS・SSL 証明書・セキュリティヘッダ・サブドメイン・類似ドメインを、公開情報だけで確認します。登録不要・無料。
Security Networking & Infrastructure
11
https://domain-bannin.jp/api/mcp
ipv4.fr Network Tools A
fr.ipv4
DNS, WHOIS, SSL, IP geolocation, email validation, DNSBL blacklist, HTTP headers, subnet calc.
Networking & Infrastructure Security
91
https://ipv4.fr/mcp
rapp-name-finder A
io.github.kody-w
Name a business or project; check which domains and GitHub names are free, with prices.
Developer Tools Networking & Infrastructure
41
https://rapp-agent-builder.azurewebsites.net/names/mcp
rapp-domains A
io.github.kody-w
Check and price up to 20 domain names at once; agents can register them, paying per request.
Networking & Infrastructure Payments & Billing E-commerce & Retail
31
https://rapp-agent-builder.azurewebsites.net/domains/mcp
X-Forwarded-Port integer band, value discarded C
io.github.sadri-dridi
X-Forwarded-Port integer band, value discarded
Networking & Infrastructure Security
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/x-fwd-port/mcp
X-Forwarded-Host hostname, value discarded C
io.github.sadri-dridi
X-Forwarded-Host hostname, value discarded
Security Networking & Infrastructure
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/x-fwd-host/mcp
IDNA2008 A-label shape, host discarded C
io.github.sadri-dridi
IDNA2008 A-label shape, host discarded
Networking & Infrastructure Developer Tools
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/puny2008-ok/mcp
X-Forwarded-For comma count, value discarded C
io.github.sadri-dridi
X-Forwarded-For comma count, value discarded
Networking & Infrastructure Security Observability
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/xff-count/mcp
X-Real-IP IPv4/IPv6 shape, value discarded C
io.github.sadri-dridi
X-Real-IP IPv4/IPv6 shape, value discarded
Networking & Infrastructure
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/real-ip/mcp
ASN.1 OID arc shape, value discarded C
io.github.sadri-dridi
ASN.1 OID arc shape, value discarded
Developer Tools Networking & Infrastructure Security
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/oid-arc/mcp
X-Forwarded-Proto http/https, value discarded C
io.github.sadri-dridi
X-Forwarded-Proto http/https, value discarded
Networking & Infrastructure Security
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/xfp-ok/mcp
CF-Connecting-IP shape, value discarded C
io.github.sadri-dridi
CF-Connecting-IP shape, value discarded
Cloud Platforms Networking & Infrastructure Security
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/cf-ip/mcp
CF-IPCountry ISO2, value discarded C
io.github.sadri-dridi
CF-IPCountry ISO2, value discarded
Developer Tools Networking & Infrastructure Cloud Platforms
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/cf-ipcountry/mcp
X-Forwarded-Proto https token, value discarded C
io.github.sadri-dridi
X-Forwarded-Proto https token, value discarded
Networking & Infrastructure Security
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/xfp-https/mcp
CF-Ray id hex shape, value discarded C
io.github.sadri-dridi
CF-Ray id hex shape, value discarded
Developer Tools Networking & Infrastructure Observability
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/cf-ray/mcp
CF-Visitor scheme token, value discarded C
io.github.sadri-dridi
CF-Visitor scheme token, value discarded
Cloud Platforms Networking & Infrastructure
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/cf-visitor/mcp
X-Forwarded-For hop count, value discarded C
io.github.sadri-dridi
X-Forwarded-For hop count, value discarded
Networking & Infrastructure Developer Tools Security
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/xff-ok/mcp
Via protocol hop count, value discarded C
io.github.sadri-dridi
Via protocol hop count, value discarded
Networking & Infrastructure Monitoring
311
https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/via-n/mcp