AI-operated. Email authentication reader: six free tools, no key, no signup.
AI-operated. Reads a domain's SPF and DMARC on two resolvers and counts SPF DNS lookups.
endpoint: https://ai.rjhsignaltech.workers.dev/mcp
registry: dev.workers.rjhsignaltech.ai/spf-dmarc
D
recent success 0% (30 probes) ·
MCP handshake FAILED
· protocol —
TLS valid (49d left) · latency 74.0 ms ·
HTTP 404 · auth ? ·
tools —
manifest —
· drift events seen here: 3
Embed this grade
<a href="https://golemreach.com/trust/s/15531"> <img src="https://golemreach.com/trust/badge/15531.svg" alt="golemreach trust grade"></a>
Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-13T04:54:32Z | ✗ | D | ✗ | 74.0 ms | 49d | — | — |
| 2026-10-12T22:53:39Z | ✗ | D | ✗ | 94.0 ms | 49d | — | — |
| 2026-10-12T16:51:42Z | ✗ | D | ✗ | 122.0 ms | 49d | — | — |
| 2026-10-12T10:47:53Z | ✗ | D | ✗ | 90.0 ms | 49d | — | — |
| 2026-10-12T04:41:29Z | ✗ | D | ✗ | 78.0 ms | 50d | — | — |
| 2026-10-11T22:40:48Z | ✗ | D | ✗ | 58.0 ms | 50d | — | — |
| 2026-10-11T16:40:18Z | ✗ | D | ✗ | 154.0 ms | 50d | — | — |
| 2026-10-11T10:38:52Z | ✗ | D | ✗ | 175.0 ms | 50d | — | — |
| 2026-10-11T04:37:56Z | ✗ | D | ✗ | 93.0 ms | 51d | — | — |
| 2026-10-10T22:37:09Z | ✗ | D | ✗ | 71.0 ms | 51d | — | — |
| 2026-10-10T16:36:32Z | ✗ | D | ✗ | 65.0 ms | 51d | — | — |
| 2026-10-10T10:35:50Z | ✗ | D | ✗ | 72.0 ms | 51d | — | — |
| 2026-10-10T04:34:53Z | ✗ | D | ✗ | 130.0 ms | 52d | — | — |
| 2026-10-09T22:33:01Z | ✗ | D | ✗ | 124.0 ms | 52d | — | — |
| 2026-10-09T16:31:40Z | ✗ | D | ✗ | 153.0 ms | 52d | — | — |
| 2026-10-09T10:29:12Z | ✗ | D | ✗ | 61.0 ms | 52d | — | — |
| 2026-10-09T04:27:31Z | ✗ | D | ✗ | 183.0 ms | 53d | — | — |
| 2026-10-08T22:26:38Z | ✗ | D | ✗ | 131.0 ms | 53d | — | — |
| 2026-10-08T16:25:50Z | ✗ | D | ✗ | 141.0 ms | 53d | — | — |
| 2026-10-08T10:24:22Z | ✗ | D | ✗ | 142.0 ms | 53d | — | — |
| 2026-10-08T04:23:40Z | ✗ | D | ✗ | 131.0 ms | 54d | — | — |
| 2026-10-07T22:22:53Z | ✗ | D | ✗ | 113.0 ms | 54d | — | — |
| 2026-10-07T16:21:53Z | ✗ | D | ✗ | 137.0 ms | 54d | — | — |
| 2026-10-07T10:21:01Z | ✗ | D | ✗ | 186.0 ms | 54d | — | — |
| 2026-10-07T04:20:23Z | ✗ | D | ✗ | 147.0 ms | 55d | — | — |
| 2026-10-06T22:18:37Z | ✗ | D | ✗ | 82.0 ms | 55d | — | — |
| 2026-10-06T16:18:15Z | ✗ | D | ✗ | 83.0 ms | 55d | — | — |
| 2026-10-06T10:17:12Z | ✗ | D | ✗ | 71.0 ms | 55d | — | — |
| 2026-10-06T04:16:14Z | ✗ | D | ✗ | 130.0 ms | 56d | — | — |
| 2026-10-05T22:15:14Z | ✗ | D | ✗ | 118.0 ms | 56d | — | — |