CertGuard
Free SSL/TLS certificate checker: expiry, chain trust, hostname match, TLS version, A/B/C/F grade.
endpoint: https://certguard.mike-tusa.workers.dev/mcp
registry: dev.workers.mike-tusa.certguard/certguard
A
recent success 100% (11 probes) ·
MCP handshake OK
· protocol 2025-06-18
TLS valid (31d left) · latency 225.0 ms ·
HTTP 405 · auth open ·
tools 1
manifest ff25c8ca2719e77a
· drift events seen here: 0
Embed this grade
<a href="https://golemreach.com/trust/s/26582"> <img src="https://golemreach.com/trust/badge/26582.svg" alt="golemreach trust grade"></a>
Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-12T14:02:11Z | ✓ | A | ✓ | 225.0 ms | 31d | 1 | ff25c8ca2719e77a |
| 2026-10-12T08:01:19Z | ✓ | A | ✓ | 147.0 ms | 31d | 1 | ff25c8ca2719e77a |
| 2026-10-12T02:00:01Z | ✓ | A | ✓ | 216.0 ms | 31d | 1 | ff25c8ca2719e77a |
| 2026-10-11T19:58:58Z | ✓ | A | ✓ | 140.0 ms | 31d | 1 | ff25c8ca2719e77a |
| 2026-10-11T13:58:43Z | ✓ | A | ✓ | 115.0 ms | 32d | 1 | ff25c8ca2719e77a |
| 2026-10-11T07:58:06Z | ✓ | A | ✓ | 128.0 ms | 32d | 1 | ff25c8ca2719e77a |
| 2026-10-11T01:56:42Z | ✓ | A | ✓ | 103.0 ms | 32d | 1 | ff25c8ca2719e77a |
| 2026-10-10T19:56:11Z | ✓ | A | ✓ | 148.0 ms | 32d | 1 | ff25c8ca2719e77a |
| 2026-10-10T13:55:13Z | ✓ | A | ✓ | 90.0 ms | 33d | 1 | ff25c8ca2719e77a |
| 2026-10-10T07:54:30Z | ✓ | A | ✓ | 159.0 ms | 33d | 1 | ff25c8ca2719e77a |
| 2026-10-10T01:54:23Z | ✓ | A | ✓ | 134.0 ms | 33d | 1 | ff25c8ca2719e77a |