dev.workers.mike-tusa.dnsguard/dnsguard

up checked 2026-11-10T22:37:36.663Z

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Publisher-provided title

DnsGuard

Publisher-provided description

Check a domain's email authentication: SPF, DKIM, DMARC, BIMI, MX, MTA-STS, TLS-RPT. Score + fixes.

Summary by lookupd

Audits a domain's email authentication DNS records (SPF, DKIM, DMARC, MX, etc.) and returns a score, grade, and fixes.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http dnsguard https://dnsguard.mike-tusa.workers.dev/mcp

Codex, remote (streamable-http)

codex mcp add dnsguard --url https://dnsguard.mike-tusa.workers.dev/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "dnsguard": {
      "url": "https://dnsguard.mike-tusa.workers.dev/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (1 tools)

Publisher-provided text

• check_domain Audit the email-authentication DNS records of a domain. Returns a 0–100 score and A–F grade (MX 10, SPF 25, DMARC 30, DKIM 25, BIMI 10, plus up to 5 bonus point

Details

• Version: 0.9.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 396 ms
• First indexed: 2026-11-01T09:01:59.453Z
• Last seen in registry: 2026-11-01T09:01:59.586Z
• Website: https://dnsguard.mike-tusa.workers.dev/

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• Last crawl: 2026-11-11T18:39:04.612Z
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