"A server for testing APIs" matching MCP connectors:

Watch domains and forecast when they drop; check a name's domain, handles, and trademark.

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

Domain attribution and correlation for AI agents, with confidence and per-signal evidence.

Custom domains API for SaaS: connect, verify, and manage customer domains, SSL, and DNS

MCP server for DNSimple — domains, DNS zone records, availability, pricing and contacts.

Validate whether an IP address belongs to YandexBot. Remote MCP server exposing a validate_ip tool.

Validate whether an IP address belongs to Applebot. Remote MCP server exposing a validate_ip tool.

Validate whether an IP address belongs to Googlebot. Remote MCP server exposing a validate_ip tool.

Domain intel for AI agents: RDAP registration, DNS, email deliverability, tech stack.

Validate whether an IP address belongs to Bingbot. Remote MCP server exposing a validate_ip tool.

Vendor status pages, TLS cert inspection, DNS propagation checks, and incident-response playbooks.

Internet identity for AI agents: register or broker domains, email, DNS - pay by card or USDC.

Remote MCP server: 19 domain-hygiene and email-auth tools (DNS, SPF, DMARC, DKIM, TLS).

Check email deliverability for a domain: MX, SPF, DKIM, DMARC, blacklists. Graded, no key.

DMCA takedown & host reveal for AI agents: who hosts an infringing URL, even behind Cloudflare.

Scan the open TCP ports of your own public IP. Fast (32) or deep (65535). No key, no signup.

What's My IP Address: caller's public IP, ASN, geo, timezone, user-agent, headers, TLS info.

AI data-center design engine: size, validate & lay out Rubin-era data centers. Korea live.

IPInfo MCP — wraps ipinfo.io (free tier, no auth required for basic usage)

Explore FCC ULS licenses, ASR antenna structures, and microwave path elevation profiles.