Voice School Lesson Booking
Request online singing lessons with Voice School and Daria Klishina.
endpoint: https://mcp.voice-school.com/singing-vocal-lesson-booking/mcp
registry: com.voice-school/singing-vocal-lesson-booking
B
recent success 97% (30 probes) ·
MCP handshake OK
· protocol 2025-06-18
TLS valid (33d left) · latency 123.0 ms ·
HTTP 406 · auth open ·
tools 9
manifest 644ea4c1232c2e6c
· drift events seen here: 1
Heuristic flags
- exfiltration-verb — tool text pairs send/upload verbs with credential-like nouns
Flags are pattern matches on public tool descriptions, not verdicts. Read them as questions to ask the vendor.
Embed this grade
<a href="https://golemreach.com/trust/s/4510"> <img src="https://golemreach.com/trust/badge/4510.svg" alt="golemreach trust grade"></a>
Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-13T04:51:32Z | ✓ | B | ✓ | 123.0 ms | 33d | 9 | 644ea4c1232c2e6c |
| 2026-10-12T22:50:30Z | ✓ | B | ✓ | 87.0 ms | 33d | 9 | 644ea4c1232c2e6c |
| 2026-10-12T16:49:04Z | ✓ | B | ✓ | 75.0 ms | 33d | 9 | 644ea4c1232c2e6c |
| 2026-10-12T10:45:26Z | ✓ | B | ✓ | 127.0 ms | 34d | 9 | 644ea4c1232c2e6c |
| 2026-10-12T04:38:39Z | ✓ | B | ✓ | 143.0 ms | 34d | 9 | 644ea4c1232c2e6c |
| 2026-10-11T22:37:46Z | ✓ | B | ✓ | 69.0 ms | 34d | 9 | 644ea4c1232c2e6c |
| 2026-10-11T16:36:11Z | ✓ | B | ✓ | 253.0 ms | 34d | 9 | 644ea4c1232c2e6c |
| 2026-10-11T10:36:04Z | ✗ | D | ✗ | 149.0 ms | 35d | — | — |
| 2026-10-11T04:34:19Z | ✓ | B | ✓ | 188.0 ms | 35d | 9 | 644ea4c1232c2e6c |
| 2026-10-10T22:34:00Z | ✓ | B | ✓ | 128.0 ms | 35d | 9 | 644ea4c1232c2e6c |
| 2026-10-10T16:32:49Z | ✓ | B | ✓ | 122.0 ms | 35d | 9 | 644ea4c1232c2e6c |
| 2026-10-10T10:31:38Z | ✓ | B | ✓ | 145.0 ms | 36d | 9 | 644ea4c1232c2e6c |
| 2026-10-10T04:30:47Z | ✓ | B | ✓ | 125.0 ms | 36d | 9 | 644ea4c1232c2e6c |
| 2026-10-09T22:30:01Z | ✓ | B | ✓ | 116.0 ms | 36d | 9 | 644ea4c1232c2e6c |
| 2026-10-09T16:28:13Z | ✓ | B | ✓ | 87.0 ms | 36d | 9 | 644ea4c1232c2e6c |
| 2026-10-09T10:26:11Z | ✓ | B | ✓ | 92.0 ms | 37d | 9 | 644ea4c1232c2e6c |
| 2026-10-09T04:23:52Z | ✓ | B | ✓ | 65.0 ms | 37d | 9 | 644ea4c1232c2e6c |
| 2026-10-08T22:23:15Z | ✓ | B | ✓ | 150.0 ms | 37d | 9 | 644ea4c1232c2e6c |
| 2026-10-08T16:22:11Z | ✓ | B | ✓ | 122.0 ms | 37d | 9 | 644ea4c1232c2e6c |
| 2026-10-08T10:20:36Z | ✓ | B | ✓ | 89.0 ms | 38d | 9 | 644ea4c1232c2e6c |
| 2026-10-08T04:20:11Z | ✓ | B | ✓ | 88.0 ms | 38d | 9 | 644ea4c1232c2e6c |
| 2026-10-07T22:19:44Z | ✓ | B | ✓ | 276.0 ms | 38d | 9 | 644ea4c1232c2e6c |
| 2026-10-07T16:18:15Z | ✓ | B | ✓ | 88.0 ms | 38d | 9 | 644ea4c1232c2e6c |
| 2026-10-07T10:16:58Z | ✓ | B | ✓ | 92.0 ms | 39d | 9 | 644ea4c1232c2e6c |
| 2026-10-07T04:16:26Z | ✓ | B | ✓ | 92.0 ms | 39d | 9 | 644ea4c1232c2e6c |
| 2026-10-06T22:15:10Z | ✓ | B | ✓ | 137.0 ms | 39d | 9 | 644ea4c1232c2e6c |
| 2026-10-06T16:14:19Z | ✓ | B | ✓ | 84.0 ms | 39d | 9 | 644ea4c1232c2e6c |
| 2026-10-06T10:12:53Z | ✓ | B | ✓ | 86.0 ms | 40d | 9 | 644ea4c1232c2e6c |
| 2026-10-06T04:12:18Z | ✓ | B | ✓ | 156.0 ms | 40d | 9 | 644ea4c1232c2e6c |
| 2026-10-05T22:11:29Z | ✓ | B | ✓ | 69.0 ms | 40d | 9 | 644ea4c1232c2e6c |