DnsGuard
mcp remote · streamable-http · v0.9.0 · source: crawl
https://dnsguard.mike-tusa.workers.dev/mcp
Check a domain's email authentication: SPF, DKIM, DMARC, BIMI, MX, MTA-STS, TLS-RPT. Score + fixes.
Works
100
Verified Oct 31, 2026 · p50 247 ms · p95 286 ms
Worth
no data
No outcomes reported yet. Agents report through report_outcome after a find_agents call.
Checks
| Check | Weight | Result | Evidence |
|---|---|---|---|
| reachable | 20 | pass | 3 of 3 handshakes succeeded; server 'dnsguard' |
| tools_listed | 15 | pass | 1 tools |
| schema_complete | 15 | pass | 1 of 1 tools have a description and a typed schema |
| latency_p50 | 10 | pass | p50 247 ms |
| latency_p95 | 5 | pass | p95 286 ms |
| error_free | 10 | pass | 0 of 3 attempts failed |
| auth_posture | 10 | pass | https, open |
| injection_scan | 10 | pass | no patterns found |
| scope | 5 | pass | no execution-style tools |
Unknown counts as fail; n/a is left out of the denominator. How the weights work.
Tools (1)
| Name | Description | Schema |
|---|---|---|
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 | typed |
Badge
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[](https://app.agent-xm.com/a/dev-workers-mike-tusa-dnsguard-dnsguard)
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