DC5 WHOIS

Reliability

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How to connect

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "dc5-whois": {
      "type": "http",
      "url": "https://whois.dc5.tech/mcp"
    }
  }
}

4 tools

• check_lookalike

  Check whether one domain or Web3 name is a visual look-alike (homograph): letters from different scripts mixed in one label, or every non-ASCII letter having a Latin twin, so раураl.com reads as paypal.com. Returns the scripts used and the Latin name it imitates. Use it to…

• check_mail_security

  Grade one domain's email authentication and list every check: SPF (single record, the 10 DNS-lookup limit across includes, the all qualifier), DMARC (policy, inheritance from the organizational domain, pct, report addresses), MTA-STS, TLS-RPT, BIMI, DANE and null MX. The level…

• list_data_sources

  List the local datasets and feeds behind lookup_target (RIR delegations, IANA, Public Suffix List, cloud / CDN ranges, Tor and Private Relay, reputation lists, GeoLite2) with state, record count, generation date and a stale flag. Use it to judge how current a reputation, RIR…

• lookup_target

  Look up one domain, IP address, CIDR block, ASN (AS15169) or Web3 name (ENS .eth, Unstoppable, SPACE ID .bnb, Handshake hns:) and get a compact fact sheet. Domains: registrar, dates, status, nameservers, DNS records, overall mail-security grade, third-party services seen in DNS…

Security scan

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