MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/x-fwd-host/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 40 of 40 observations since 18 September 2026.

The record behind itOne mark per snapshot, and every grade sealed along the way.

grade/v1
sealed in REL-SNAP-084

Sealed grades: UNGRADED from REL-SNAP-045 to REL-SNAP-057, A from REL-SNAP-058 to REL-SNAP-084.

  • Reachable
  • Reachable, asked to sign in or pay
  • Not reachable
  • Not observed
Transport
streamable-http
Tools listed
31
Tool schema fingerprint
77de51f4cd6bb0a0…changed 2 times on the record
Name reported by the server
X-Forwarded-Host hostname, value discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/x-fwd-hostas the registry listed it; not covered by the chain
First and last observed
18 Sep 2026 to 27 Oct 2026

Observations

Newest first. Each row is a separate look, not a summary.

Observed (UTC)SnapshotRecorded asLatencyToolsTool schema
2026-10-27 09:29REL-SNAP-084OK62 ms3177de51f4cd6bb0a0…
2026-10-26 09:29REL-SNAP-083OK55 ms3177de51f4cd6bb0a0…
2026-10-25 09:25REL-SNAP-082OK84 ms3177de51f4cd6bb0a0…
2026-10-24 09:23REL-SNAP-081OK46 ms3177de51f4cd6bb0a0…
2026-10-23 10:35REL-SNAP-080OK50 ms3177de51f4cd6bb0a0…
2026-10-22 10:10REL-SNAP-079OK33 ms3177de51f4cd6bb0a0…
2026-10-21 09:51REL-SNAP-078OK49 ms3177de51f4cd6bb0a0…
2026-10-20 10:20REL-SNAP-077OK90 ms3177de51f4cd6bb0a0…
Show all 40 observations
2026-10-19 10:31REL-SNAP-076OK72 ms3177de51f4cd6bb0a0…
2026-10-18 09:32REL-SNAP-075OK48 ms3177de51f4cd6bb0a0…
2026-10-17 09:31REL-SNAP-074OK45 ms3177de51f4cd6bb0a0…
2026-10-16 09:42REL-SNAP-073OK59 ms3177de51f4cd6bb0a0…
2026-10-15 09:47REL-SNAP-072OK61 ms3177de51f4cd6bb0a0…
2026-10-14 09:53REL-SNAP-071OK56 ms3177de51f4cd6bb0a0…
2026-10-13 09:55REL-SNAP-070OK57 ms3177de51f4cd6bb0a0…
2026-10-12 10:36REL-SNAP-069OK50 ms3177de51f4cd6bb0a0…
2026-10-11 09:29REL-SNAP-068OK46 ms3177de51f4cd6bb0a0…
2026-10-10 09:30REL-SNAP-067OK46 ms3177de51f4cd6bb0a0…
2026-10-09 09:33REL-SNAP-066OK49 ms3177de51f4cd6bb0a0…
2026-10-08 09:44REL-SNAP-065OK55 ms3177de51f4cd6bb0a0…
2026-10-07 09:56REL-SNAP-064OK64 ms3177de51f4cd6bb0a0…
2026-10-06 09:30REL-SNAP-063OK45 ms3177de51f4cd6bb0a0…
2026-10-05 10:19REL-SNAP-062OK47 ms3177de51f4cd6bb0a0…
2026-10-04 09:46REL-SNAP-061OK46 ms3177de51f4cd6bb0a0…
2026-10-03 09:39REL-SNAP-060OK45 ms3177de51f4cd6bb0a0…
2026-10-02 09:36REL-SNAP-059OK47 ms3177de51f4cd6bb0a0…
2026-10-01 09:40REL-SNAP-058OK127 ms3177de51f4cd6bb0a0…
2026-09-30 10:04REL-SNAP-057OK60 ms3177de51f4cd6bb0a0…
2026-09-29 10:00REL-SNAP-056OK45 ms3177de51f4cd6bb0a0…
2026-09-28 10:13REL-SNAP-055OK49 ms3177de51f4cd6bb0a0…
2026-09-27 09:59REL-SNAP-054OK52 ms3177de51f4cd6bb0a0…
2026-09-26 09:46REL-SNAP-053OK43 ms3177de51f4cd6bb0a0…
2026-09-25 10:09REL-SNAP-052OK55 ms3177de51f4cd6bb0a0…
2026-09-24 10:13REL-SNAP-051OK54 ms3177de51f4cd6bb0a0…
2026-09-23 10:17REL-SNAP-050OK46 ms31c433297bd322e90e…
2026-09-22 09:56REL-SNAP-049OK94 ms30bb0d7a5f6cd59b03…
2026-09-21 09:40REL-SNAP-048OK50 ms30bb0d7a5f6cd59b03…
2026-09-20 09:59REL-SNAP-047OK48 ms30bb0d7a5f6cd59b03…
2026-09-19 09:43REL-SNAP-046OK56 ms30bb0d7a5f6cd59b03…
2026-09-18 09:57REL-SNAP-045OK51 ms30bb0d7a5f6cd59b03…

Checking this record

Each observation above is a leaf of the merkle root published with its snapshot. A proof shows a record is in the archive. It does not show the measurement is correct.

Latest root, REL-SNAP-084

ed182ac44848117a98c9536eabbd63d33a756c4db072812094c742e3fa1fdef6

Published at

gist.github.com/181cc5f4834e0a4f812acde9a5efdb95

Is agent-observatory-sensor.nolimit-observatory.workers.dev/s/x-fwd-host/mcp reliable?
Its sealed grade is A (grade/v1, sealed in REL-SNAP-084). Grades run from A to F by how consistently an endpoint was recorded reachable. A grade describes the record; it is not a guarantee.
When was it last checked?
27 October 2026, in snapshot REL-SNAP-084, where it was recorded as OK.
Has its tool list changed?
Yes. Its tool schema fingerprint changed 2 times on the record. Each change is dated in the observations below.