io.github.Integrity-Os/deliverability-doctor
Check if a domain can be email-spoofed: SPF, DMARC, DKIM, MX graded from public DNS. Authless.
endpoint: https://deliverability-doctor.deliverability-doctor.workers.dev/mcp
registry: io.github.Integrity-Os/deliverability-doctor
A
recent success 100% (30 probes) ·
MCP handshake OK
· protocol 2025-06-18
TLS valid (40d left) · latency 142.0 ms ·
HTTP 405 · auth open ·
tools 2
manifest e0b208170cc6f491
· drift events seen here: 0
Embed this grade
<a href="https://golemreach.com/trust/s/6352"> <img src="https://golemreach.com/trust/badge/6352.svg" alt="golemreach trust grade"></a>
Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-12T16:04:56Z | ✓ | A | ✓ | 142.0 ms | 40d | 2 | e0b208170cc6f491 |
| 2026-10-12T10:03:24Z | ✓ | A | ✓ | 78.0 ms | 40d | 2 | e0b208170cc6f491 |
| 2026-10-12T04:02:24Z | ✓ | A | ✓ | 90.0 ms | 40d | 2 | e0b208170cc6f491 |
| 2026-10-11T22:00:49Z | ✓ | A | ✓ | 127.0 ms | 40d | 2 | e0b208170cc6f491 |
| 2026-10-11T16:00:26Z | ✓ | A | ✓ | 138.0 ms | 41d | 2 | e0b208170cc6f491 |
| 2026-10-11T09:58:37Z | ✓ | A | ✓ | 139.0 ms | 41d | 2 | e0b208170cc6f491 |
| 2026-10-11T03:58:06Z | ✓ | A | ✓ | 69.0 ms | 41d | 2 | e0b208170cc6f491 |
| 2026-10-10T21:57:03Z | ✓ | A | ✓ | 178.0 ms | 41d | 2 | e0b208170cc6f491 |
| 2026-10-10T15:54:51Z | ✓ | A | ✓ | 137.0 ms | 42d | 2 | e0b208170cc6f491 |
| 2026-10-10T09:54:22Z | ✓ | A | ✓ | 126.0 ms | 42d | 2 | e0b208170cc6f491 |
| 2026-10-10T03:53:58Z | ✓ | A | ✓ | 119.0 ms | 42d | 2 | e0b208170cc6f491 |
| 2026-10-09T21:53:20Z | ✓ | A | ✓ | 182.0 ms | 42d | 2 | e0b208170cc6f491 |
| 2026-10-09T15:52:17Z | ✓ | A | ✓ | 115.0 ms | 43d | 2 | e0b208170cc6f491 |
| 2026-10-09T09:51:17Z | ✓ | A | ✓ | 126.0 ms | 43d | 2 | e0b208170cc6f491 |
| 2026-10-09T03:49:53Z | ✓ | A | ✓ | 70.0 ms | 43d | 2 | e0b208170cc6f491 |
| 2026-10-08T21:48:09Z | ✓ | A | ✓ | 118.0 ms | 43d | 2 | e0b208170cc6f491 |
| 2026-10-08T15:47:20Z | ✓ | A | ✓ | 139.0 ms | 44d | 2 | e0b208170cc6f491 |
| 2026-10-08T09:46:18Z | ✓ | A | ✓ | 168.0 ms | 44d | 2 | e0b208170cc6f491 |
| 2026-10-08T03:45:49Z | ✓ | A | ✓ | 77.0 ms | 44d | 2 | e0b208170cc6f491 |
| 2026-10-07T21:45:02Z | ✓ | A | ✓ | 179.0 ms | 44d | 2 | e0b208170cc6f491 |
| 2026-10-07T15:43:51Z | ✓ | A | ✓ | 84.0 ms | 45d | 2 | e0b208170cc6f491 |
| 2026-10-07T09:42:51Z | ✓ | A | ✓ | 69.0 ms | 45d | 2 | e0b208170cc6f491 |
| 2026-10-07T03:42:39Z | ✓ | A | ✓ | 137.0 ms | 45d | 2 | e0b208170cc6f491 |
| 2026-10-06T21:41:52Z | ✓ | A | ✓ | 66.0 ms | 45d | 2 | e0b208170cc6f491 |
| 2026-10-06T15:40:28Z | ✓ | A | ✓ | 97.0 ms | 46d | 2 | e0b208170cc6f491 |
| 2026-10-06T09:39:20Z | ✓ | A | ✓ | 136.0 ms | 46d | 2 | e0b208170cc6f491 |
| 2026-10-06T03:37:41Z | ✓ | A | ✓ | 133.0 ms | 46d | 2 | e0b208170cc6f491 |
| 2026-10-05T21:36:33Z | ✓ | A | ✓ | 113.0 ms | 46d | 2 | e0b208170cc6f491 |
| 2026-10-05T15:34:31Z | ✓ | A | ✓ | 160.0 ms | 47d | 2 | e0b208170cc6f491 |
| 2026-10-05T09:33:15Z | ✓ | A | ✓ | 107.0 ms | 47d | 2 | e0b208170cc6f491 |