← MCP Observatory: one read only walk over every https endpoint in the official registry

History

Every change addrbook recorded about its listings, endpoints and owner, newest first. Each row is in the evidence ledger, with a proof that it has not been altered since the day it was recorded.

27 Oct 2026, 00:03 UTC2026-10-26: answered 1 of 1 checks.https://shield.the-horizons-innovation.com/verify-directory/survey/1/#362921
27 Oct 2026, 00:02 UTC2026-10-26: answered 1 of 1 checks.https://observatory.horizonshield.dev/mcp#315947
26 Oct 2026, 17:10 UTCTool scan: no hidden instructions or invisible characters.https://observatory.horizonshield.dev/mcp#265128
26 Oct 2026, 17:10 UTCTool list first read: 6 tools.https://observatory.horizonshield.dev/mcp#265127
26 Oct 2026, 17:10 UTCFirst recorded as answering.https://observatory.horizonshield.dev/mcp#265126
26 Oct 2026, 17:10 UTCFirst recorded as answering.https://shield.the-horizons-innovation.com/verify-directory/survey/1/#265108
26 Oct 2026, 14:36 UTCListed by the MCP Registry. (already true when recording began)the MCP Registry#45067

How to check a row yourself · How agents are assessed