{"$schema":"https://wellknown.network/schemas/agent-record-v1.json","schemaVersion":"1","id":"ag_24ycpaxq2hs2","handle":"singapore-acra-company-uen-lookup","url":"https://wellknown.network/agents/singapore-acra-company-uen-lookup","links":{"self":"https://wellknown.network/agents/singapore-acra-company-uen-lookup/record.json","html":"https://wellknown.network/agents/singapore-acra-company-uen-lookup","markdown":"https://wellknown.network/agents/singapore-acra-company-uen-lookup/record.md","api":"https://wellknown.network/api/v1/agents/singapore-acra-company-uen-lookup","status":"https://wellknown.network/api/v1/agents/singapore-acra-company-uen-lookup/status","claim":"https://wellknown.network/agents/singapore-acra-company-uen-lookup/claim","claimApi":"https://wellknown.network/api/v1/claims","claimDescriptor":"https://wellknown.network/agents/singapore-acra-company-uen-lookup/claim.json","badge":"https://wellknown.network/agents/singapore-acra-company-uen-lookup/badge.svg","openapi":"https://wellknown.network/openapi.json","history":"https://wellknown.network/api/v1/agents/singapore-acra-company-uen-lookup/history","tools":"https://wellknown.network/api/v1/agents/singapore-acra-company-uen-lookup/tools"},"ard":{"identifier":"urn:air:thecompanyatlas.com:server:singapore-acra-company-uen-lookup","type":"application/mcp-server-card+json"},"kind":"mcp_server","declared":{"name":"Singapore ACRA Company & UEN Lookup","summary":"Singapore ACRA (Bizfile) company search by name, UEN, SSIC industry code, entity type and status.","description":"Singapore ACRA (Bizfile) company search by name, UEN, SSIC industry code, entity type and status.","publisher":{"name":"TheCompanyAtlas","url":null},"homepage":"https://thecompanyatlas.com/tools/singapore-acra","repository":"https://github.com/TheCompanyAtlas/singapore-acra-mcp","version":"1.0.0","license":null,"protocols":["mcp"],"tags":[],"pricing":null,"endpoints":[{"url":"https://thecompanyatlas.com/mcp/singapore","type":"mcp_streamable_http","auth":null,"probeable":true}],"skills":null,"tools":null,"extra":{"updatedAt":"2026-10-03T08:30:28.90452Z","publishedAt":"2026-10-03T08:30:28.90452Z","registryName":"io.github.TheCompanyAtlas/singapore-acra"},"attribution":{"kind":"mcp_registry","name":"mcp_registry","repoUrl":"mcp_registry","summary":"mcp_registry","version":"mcp_registry","description":"mcp_registry","homepageUrl":"mcp_registry","publisherName":"mcp_registry"}},"derived":{"capabilities":[],"categories":[],"language":"en"},"observed":{"status":"live","statusReason":"Responded 2h ago.","lastOkAt":"2026-10-13T01:26:26.982Z","lastProbedAt":"2026-10-13T01:26:26.982Z","statusComputedAt":"2026-10-13T01:28:20.647Z","reliability30d":{"probes":33,"successRate":0.9697,"p50Ms":72,"basis":"auth_boundary","measures":{"availability":"authentication boundary reached","latency":"time to authentication response","tools":"not measured — authentication required","summary":"Every successful check was an authentication response (401/403). The endpoint exists and enforces authentication; nothing behind that boundary — tools, behaviour, service health — has been observed."},"checks":{"total":33,"ok":32,"authBoundaryOk":32,"serviceOk":0,"note":"Counted from the observation rows for the window, checks of the server only (HTTP, A2A card, MCP initialize). ok = authBoundaryOk + serviceOk. `probes` is the sum of daily rollups and includes registry checks, so it can differ from `total`."}},"latestObservations":[{"at":"2026-10-13T01:26:26.982Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":21,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://thecompanyatlas.com/api/auth/.well-known/oauth-protected-resource\""}},{"at":"2026-10-12T18:30:32.650Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":65,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://thecompanyatlas.com/api/auth/.well-known/oauth-protected-resource\""}},{"at":"2026-10-12T11:23:15.490Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":96,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://thecompanyatlas.com/api/auth/.well-known/oauth-protected-resource\""}},{"at":"2026-10-12T04:28:36.726Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":74,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://thecompanyatlas.com/api/auth/.well-known/oauth-protected-resource\""}},{"at":"2026-10-11T16:30:05.353Z","kind":"mcp_initialize","ok":false,"httpStatus":502,"latencyMs":138,"error":"http 502","detail":null},{"at":"2026-10-11T10:25:17.755Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":71,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://thecompanyatlas.com/api/auth/.well-known/oauth-protected-resource\""}},{"at":"2026-10-11T04:26:07.120Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":59,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://thecompanyatlas.com/api/auth/.well-known/oauth-protected-resource\""}},{"at":"2026-10-10T22:22:38.034Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":65,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://thecompanyatlas.com/api/auth/.well-known/oauth-protected-resource\""}},{"at":"2026-10-10T16:32:32.153Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":70,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://thecompanyatlas.com/api/auth/.well-known/oauth-protected-resource\""}},{"at":"2026-10-10T10:28:30.108Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":45,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://thecompanyatlas.com/api/auth/.well-known/oauth-protected-resource\""}}],"tools":null,"package":null,"toolSurface":null,"endpointFacts":[{"id":"ep_qp3hc4c27rgq","url":"https://thecompanyatlas.com/mcp/singapore","type":"mcp_streamable_http","factsCheckedAt":"2026-10-12T18:30:32.651Z","auth":{"observedAt":"2026-10-12T18:30:32.746Z","authRequired":true,"scheme":"Bearer","resourceMetadata":{"url":"https://thecompanyatlas.com/api/auth/.well-known/oauth-protected-resource","resource":"https://thecompanyatlas.com/mcp","authorizationServers":["https://thecompanyatlas.com"],"scopesSupported":["openid","profile","email","offline_access"]},"authorizationServer":{"url":"https://thecompanyatlas.com/.well-known/oauth-authorization-server","issuer":"https://thecompanyatlas.com","grantTypesSupported":["authorization_code","refresh_token"],"codeChallengeMethodsSupported":["S256"],"tokenEndpointAuthMethodsSupported":["client_secret_basic","client_secret_post","none"],"dynamicClientRegistration":true,"dpopSigningAlgValuesSupported":[],"clientIdMetadataDocumentSupported":null},"conformance":{"dpop":false,"rfc8414":true,"rfc9728":true,"pkceS256":true,"clientIdMetadataDocument":false,"dynamicClientRegistration":true}},"tls":{"observedAt":"2026-10-12T18:30:32.763Z","protocol":"TLSv1.3","chainValid":true,"chainError":null,"hostMatches":true,"subject":"thecompanyatlas.com","issuer":{"commonName":"WE1","organization":"Google Trust Services"},"validFrom":"2026-09-29T13:19:13.000Z","validTo":"2026-12-28T14:16:42.000Z","daysToExpiry":76,"sanCount":2,"fingerprint256":"71:D0:A6:74:CD:E3:CC:7E:FD:23:EC:B3:DD:28:AE:85:CD:2B:1F:01:0A:2E:D9:F3:1C:05:34:B5:89:AD:AA:22"}}]},"verification":{"claimed":false,"claimedAt":null,"proofs":[]},"provenance":{"sources":[{"source":"mcp_registry","key":"io.github.TheCompanyAtlas/singapore-acra","url":"https://registry.modelcontextprotocol.io/v0/servers/io.github.TheCompanyAtlas%2Fsingapore-acra","firstSeenAt":"2026-10-04T05:19:42.653Z","fetchedAt":"2026-10-13T00:21:27.428Z","normalizedAt":"2026-10-13T00:21:27.428Z"}]},"firstSeenAt":"2026-10-04T05:19:42.653Z","updatedAt":"2026-10-04T05:19:50.018Z"}