Arca
Arca is a private data vault where your AI stores your structured data, semantic memory and skills.
endpoint: https://mcp.arca.build/
registry: build.arca.mcp/arca-mcp-server
D
recent success 0% (30 probes) ·
MCP handshake FAILED
· protocol —
TLS valid (25d left) · latency 86.0 ms ·
HTTP 401 · auth required ·
tools —
manifest —
· drift events seen here: 0
Embed this grade
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Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-13T10:44:55Z | ✗ | D | ✗ | 86.0 ms | 25d | — | — |
| 2026-10-13T04:44:14Z | ✗ | D | ✗ | 64.0 ms | 25d | — | — |
| 2026-10-12T22:43:09Z | ✗ | D | ✗ | 68.0 ms | 26d | — | — |
| 2026-10-12T16:40:29Z | ✗ | D | ✗ | 69.0 ms | 26d | — | — |
| 2026-10-12T10:37:37Z | ✗ | D | ✗ | 77.0 ms | 26d | — | — |
| 2026-10-12T04:27:44Z | ✗ | D | ✗ | 136.0 ms | 26d | — | — |
| 2026-10-11T22:27:24Z | ✗ | D | ✗ | 185.0 ms | 27d | — | — |
| 2026-10-11T16:26:57Z | ✗ | D | ✗ | 116.0 ms | 27d | — | — |
| 2026-10-11T10:25:40Z | ✗ | D | ✗ | 133.0 ms | 27d | — | — |
| 2026-10-11T04:24:14Z | ✗ | D | ✗ | 195.0 ms | 27d | — | — |
| 2026-10-10T22:22:51Z | ✗ | D | ✗ | 114.0 ms | 28d | — | — |
| 2026-10-10T16:22:15Z | ✗ | D | ✗ | 139.0 ms | 28d | — | — |
| 2026-10-10T10:20:42Z | ✗ | D | ✗ | 157.0 ms | 28d | — | — |
| 2026-10-10T04:18:45Z | ✗ | D | ✗ | 72.0 ms | 28d | — | — |
| 2026-10-09T22:16:50Z | ✗ | D | ✗ | 63.0 ms | 29d | — | — |
| 2026-10-09T16:15:56Z | ✗ | D | ✗ | 160.0 ms | 29d | — | — |
| 2026-10-09T10:14:57Z | ✗ | D | ✗ | 157.0 ms | 29d | — | — |
| 2026-10-09T04:13:18Z | ✗ | D | ✗ | 121.0 ms | 29d | — | — |
| 2026-10-08T22:12:44Z | ✗ | D | ✗ | 161.0 ms | 30d | — | — |
| 2026-10-08T16:12:16Z | ✗ | D | ✗ | 210.0 ms | 30d | — | — |
| 2026-10-08T10:11:27Z | ✗ | D | ✗ | 195.0 ms | 30d | — | — |
| 2026-10-08T04:10:49Z | ✗ | D | ✗ | 89.0 ms | 30d | — | — |
| 2026-10-07T22:10:35Z | ✗ | D | ✗ | 83.0 ms | 31d | — | — |
| 2026-10-07T16:09:16Z | ✗ | D | ✗ | 86.0 ms | 31d | — | — |
| 2026-10-07T10:07:01Z | ✗ | D | ✗ | 56.0 ms | 31d | — | — |
| 2026-10-07T04:05:35Z | ✗ | D | ✗ | 85.0 ms | 31d | — | — |
| 2026-10-06T22:04:10Z | ✗ | D | ✗ | 120.0 ms | 32d | — | — |
| 2026-10-06T16:03:11Z | ✗ | D | ✗ | 70.0 ms | 32d | — | — |
| 2026-10-06T10:00:37Z | ✗ | D | ✗ | 80.0 ms | 32d | — | — |
| 2026-10-06T03:59:27Z | ✗ | D | ✗ | 113.0 ms | 32d | — | — |