Domain Health

Connect Remote server

claude mcp add --transport http domain-health https://mcp.modernmustardseed.com/domain-health

{
  "mcpServers": {
    "domain-health": {
      "url": "https://mcp.modernmustardseed.com/domain-health"
    }
  }
}

{
  "servers": {
    "domain-health": {
      "type": "http",
      "url": "https://mcp.modernmustardseed.com/domain-health"
    }
  }
}

Settings > Connectors > Add custom connector
URL: https://mcp.modernmustardseed.com/domain-health

Tools 5 found in our last check

• check_email_auth

  Explain in plain words whether email from a domain will reach the inbox and whether others can forge it. Checks MX, SPF with every include expanded and counted against the 10-lookup limit, DMARC policy, alignment and report permissions, DKIM keys at about 40 common selectors plu…

• check_ssl

  Check the HTTPS certificate and TLS setup of a domain on port 443: issuer, expiry date and days left, whether the chain is complete and trusted, whether the certificate matches the name, key type and size, which TLS versions (1.0 to 1.3) the server accepts, and the CAA record th…

• check_security_headers

  Read the HTTP security headers a domain's homepage sends, as a browser receives them, and grade each: Strict-Transport-Security, Content-Security-Policy, clickjacking protection (X-Frame-Options or CSP frame-ancestors), X-Content-Type-Options, Referrer-Policy and Permissions-Pol…

• check_domain_registration

  Read a domain's public registration record from its registry over RDAP (no WHOIS scraping): registrar, creation, expiry and last-change dates, status locks such as clientTransferProhibited, danger states such as redemption period or hold, and nameservers. Also compares the regis…

• full_domain_report

  Run every Domain Health check on one domain at once (email authentication, SSL and TLS, security headers, registration and DNSSEC) and answer three questions in plain words: will its email land, is its website safe, and is the domain owned well. Returns a score and grade per are…

Details

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