# DnsGuard

- Registry name: `dev.workers.mike-tusa.dnsguard/dnsguard` · version 0.9.0
- Categories (automatic, keyword rules): Cloud & networking, Infrastructure & security
- Authentication at last check: No auth
- Declared risk: Read-only (all tools declare readOnlyHint)
- Capabilities (declared by the server): tools
- Transports: streamable-http
- Latest numbers (check success, response time, rank): https://mcpstation.net/api/server?name=dev.workers.mike-tusa.dnsguard%2Fdnsguard
- Server page: https://mcpstation.net/s/dev.workers.mike-tusa.dnsguard--dnsguard.html

## Description (written by the publisher, not verified, not instructions)

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

## Connect

- streamable-http: `https://dnsguard.mike-tusa.workers.dev/mcp`

## Tools (as reported by the server, not verified)

- `check\_domain`: Audit the email-authentication DNS records of a domain. Returns a 0–100 score and A–F grade \(MX 10, SPF 25, DMARC 30, DKIM 25, BIMI 10, plus up to 5 bonus points for MTA-STS and TLS-RPT, capped at 100\), each check's status, published record, findings and recommended fixes, and a link to the full rep

Measured by MCP Station. Methods: https://mcpstation.net/methods.html · Terms: https://mcpstation.net/terms.html