"A guide to understanding and trading in the foreign exchange (FOREX) market" matching MCP connectors:

DNS Doctor: scan and fix email authentication (SPF, DMARC, DKIM, MX, blacklists). Validated fixes.

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.

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

DNS, RDAP, LEI/KYB, DMARC/SPF, sitemaps, web extraction, VAT, QR. Paid per call in USDC.

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

Internet censorship and website reachability: OONI network measurements, keyless

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.

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

Validate Meta-ExternalAgent and Meta-WebIndexer IP addresses. Remote MCP validate_ip tool.

Validate ClaudeBot and Claude-SearchBot IP addresses. Remote MCP validate_ip tool.

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.

Unlock the power of DNS lookups with our DNS Lookup service using Google DNS-over-HTTPS. Whether

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

Shodan MCP — wraps the full Shodan REST API (api.shodan.io)

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