Discovered · unverified
DnsGuard
Free remote MCP server that checks a domain's email authentication (SPF, DKIM, DMARC, BIMI, MX, MTA-STS, TLS-RPT) and returns a 0–100 score, an A–F grade and plain-English fixes. No key needed for light use; DnsGuard Pro ($9/mo) raises the limits. Quick start Add to your MCP client config (most clients accept this; VS Code uses a servers key instead of mcpServers): {"mcpServers":{"dnsguard":{"type":"http","url":"https://dnsguard.mike-tusa.workers.dev/mcp"}}} Then ask your agent: "Check the email security of example.com with DnsGuard." It calls check_domain with `{"domai
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Vendor ownership, pricing, documentation, and execution are not verified for this discovery record. Appearing in the official MCP registry does not mean this server is vendor-owned or tested.
Relevance and review status.
Awaiting triage. Method: not yet classified.
Task signals: email.
Setup and documentation.
No verified installation steps or callable endpoint are supplied by this discovery record. Follow the original repository or directory entry to inspect current setup instructions, permissions, and authentication.
Source receipts.
- smithery · Observed 2026-10-17
Discovery ID: e53a0c84cb8fe6f1802e. Snapshot: 2026-10-17. Read this record as JSON · Full discovery dataset.
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