AddCal
Publish public calendars and events others subscribe to: RSVPs, feeds and add-to-calendar links.
endpoint: https://addcal.co/mcp
registry: co.addcal/addcal
D
recent success 0% (30 probes) ·
MCP handshake FAILED
· protocol —
TLS valid (49d left) · latency 66.0 ms ·
HTTP 405 · auth required ·
tools —
manifest —
· drift events seen here: 0
Embed this grade
<a href="https://golemreach.com/trust/s/1604"> <img src="https://golemreach.com/trust/badge/1604.svg" alt="golemreach trust grade"></a>
Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-13T03:39:26Z | ✗ | D | ✗ | 66.0 ms | 49d | — | — |
| 2026-10-12T21:38:54Z | ✗ | D | ✗ | 162.0 ms | 50d | — | — |
| 2026-10-12T15:37:52Z | ✗ | D | ✗ | 130.0 ms | 50d | — | — |
| 2026-10-12T09:36:58Z | ✗ | D | ✗ | 155.0 ms | 50d | — | — |
| 2026-10-12T03:34:13Z | ✗ | D | ✗ | 177.0 ms | 50d | — | — |
| 2026-10-11T21:33:30Z | ✗ | D | ✗ | 121.0 ms | 51d | — | — |
| 2026-10-11T15:33:16Z | ✗ | D | ✗ | 163.0 ms | 51d | — | — |
| 2026-10-11T09:31:01Z | ✗ | D | ✗ | 150.0 ms | 51d | — | — |
| 2026-10-11T03:30:19Z | ✗ | D | ✗ | 62.0 ms | 51d | — | — |
| 2026-10-10T21:29:31Z | ✗ | D | ✗ | 77.0 ms | 52d | — | — |
| 2026-10-10T15:29:02Z | ✗ | D | ✗ | 171.0 ms | 52d | — | — |
| 2026-10-10T09:27:06Z | ✗ | D | ✗ | 127.0 ms | 52d | — | — |
| 2026-10-10T03:26:17Z | ✗ | D | ✗ | 145.0 ms | 52d | — | — |
| 2026-10-09T21:25:39Z | ✗ | D | ✗ | 124.0 ms | 53d | — | — |
| 2026-10-09T15:24:48Z | ✗ | D | ✗ | 107.0 ms | 53d | — | — |
| 2026-10-09T09:24:13Z | ✗ | D | ✗ | 108.0 ms | 53d | — | — |
| 2026-10-09T03:22:24Z | ✗ | D | ✗ | 154.0 ms | 53d | — | — |
| 2026-10-08T21:20:34Z | ✗ | D | ✗ | 67.0 ms | 54d | — | — |
| 2026-10-08T15:20:11Z | ✗ | D | ✗ | 116.0 ms | 54d | — | — |
| 2026-10-08T09:19:48Z | ✗ | D | ✗ | 99.0 ms | 54d | — | — |
| 2026-10-08T03:18:07Z | ✗ | D | ✗ | 182.0 ms | 54d | — | — |
| 2026-10-07T21:17:24Z | ✗ | D | ✗ | 92.0 ms | 55d | — | — |
| 2026-10-07T15:15:49Z | ✗ | D | ✗ | 127.0 ms | 55d | — | — |
| 2026-10-07T09:14:10Z | ✗ | D | ✗ | 121.0 ms | 55d | — | — |
| 2026-10-07T03:13:40Z | ✗ | D | ✗ | 151.0 ms | 55d | — | — |
| 2026-10-06T21:12:53Z | ✗ | D | ✗ | 114.0 ms | 56d | — | — |
| 2026-10-06T15:12:19Z | ✗ | D | ✗ | 107.0 ms | 56d | — | — |
| 2026-10-06T09:11:28Z | ✗ | D | ✗ | 112.0 ms | 56d | — | — |
| 2026-10-06T03:11:01Z | ✗ | D | ✗ | 168.0 ms | 57d | — | — |
| 2026-10-05T21:10:57Z | ✗ | F | ✗ | 24073.0 ms | 57d | — | — |