"Firebase: Backend Platform for App Development" matching MCP connectors:

Read devices, users, keys, ACLs and DNS for a tailnet; manage devices, routes and auth keys.

Stateful WebSocket session registry with per-connection Shannon entropy delta tracking for schema di

Domain & company intel for AI agents: RDAP, DNS, email deliverability, tech stack. No API keys.

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

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

The web capability layer for AI agents: render, extract, DNS, SSL, WHOIS & more via x402.

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

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

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

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

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.

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

IP Lookup MCP — ip-api.com (free, no auth for basic usage)

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

SIP/VoIP/telecom grounding for AI agents: vendor docs, RFCs, STIR/SHAKEN, traces, configs.

ipify: caller IPv4/IPv6 echo. Useful for verifying gateway egress.

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

Domain registration for AI agents via Stripe or x402 crypto with Cloudflare DNS.

Hosted MCP gateway for Web3 infra discovery across 20+ networks via one endpoint.