MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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18220 servers

Ordered by checks passedClear filters
Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
SEFAZ RO: Certidão Negativa de Débitos

SEFAZ RO: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pay per query with

Developer ToolsCode & DevOps

Responded370 ms14 / 22
Prefeitura SC Itajaí: Certidão Negativa de Débitos

Prefeitura SC Itajaí: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pay pe

Developer ToolsCode & DevOps

Responded370 ms14 / 22
Prefeitura RS Montenegro: Certidão Negativa de Débitos

Prefeitura RS Montenegro: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pa

Developer ToolsCode & DevOps

Responded370 ms14 / 22
Prefeitura RJ Duque de Caxias: Certidão Negativa de Débitos

Prefeitura RJ Duque de Caxias: Clearance Certificate (Debts), official-source lookup. Platform-hoste

Developer ToolsCode & DevOps

Responded370 ms14 / 22
Prefeitura MG Uberlândia: Certidão Negativa de Débitos

Prefeitura MG Uberlândia: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pa

Developer ToolsCode & DevOps

Responded370 ms14 / 22
PETI (Trabalho Infantil)

Checks a person's link with the Child Labor Eradication Program (PETI) from the CPF and NIS. Platfor

Developer ToolsCode & DevOps

Responded370 ms14 / 22
DETRAN SP: Débitos e Restrições

DETRAN SP: Debts e Restrições, official-source lookup. Platform-hosted, pay per query with prepaid c

Developer ToolsCode & DevOps

Responded370 ms14 / 22
DETRAN CE: Emissão de Taxa de Multas (Antiga)

DETRAN CE: Issuance de Taxa de Multas (Antiga), official-source lookup. Platform-hosted, pay per que

Developer ToolsCode & DevOps

Responded370 ms14 / 22
CPFL: Download via link + OCR

CPFL: Download via link + OCR, official-source lookup. Platform-hosted, pay per query with prepaid c

Developer ToolsCode & DevOps

Responded370 ms14 / 22
Agent Commons

Verified playbooks for websites: check before your agent browses, report how it went after.

Developer ToolsCode & DevOps

Responded370 ms14 / 22
com.catalystedgescanner/catalyst-edge-mcp

Audited SEC catalyst signals for agents — ranked filing intel with a public track record.

Developer ToolsCode & DevOps

Responded370 ms14 / 22
Tribunal TRT12: Certidão Eletrônica de Ações Trabalhistas (CEAT)

Tribunal TRT12: Certificate Eletrônica de Ações Trabalhistas (CEAT), official-source lookup. Platfor

Developer ToolsCode & DevOps

Responded371 ms14 / 22
io.github.carlosofscience/bulk-url-checker

Bulk HTTP status checker: up to 100,000 URLs per job, with redirect chains and response times.

Developer ToolsCode & DevOps

Responded371 ms14 / 22
Situação Cadastral

Check the registration status of a Brazilian CPF against official sources (name, status, birthdate,

Developer ToolsCode & DevOps

Responded371 ms14 / 22
Receita Federal: CTe

Receita Federal: CTe, official-source lookup. Platform-hosted, pay per query with prepaid credit.

GovernmentCode & DevOps

Responded371 ms14 / 22
Prefeitura GO Campos Verdes: Certidão Negativa de Débitos

Prefeitura GO Campos Verdes: Clearance Certificate (Debts), official-source lookup. Platform-hosted,

Developer ToolsCode & DevOps

Responded371 ms14 / 22
Prefeitura BA Ilheus: Certidão Negativa de Débitos

Prefeitura BA Ilheus: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pay pe

Developer ToolsCode & DevOps

Responded371 ms14 / 22
Portal da Transparência: Acordos de Leniência

Portal da Transparência: Acordos de Leniência, official-source lookup. Platform-hosted, pay per quer

Developer ToolsCode & DevOps

Responded371 ms14 / 22
DER SP: Indicação do Condutor Infrator

DER SP: Indicação do Condutor Infrator, official-source lookup. Platform-hosted, pay per query with

Developer ToolsCode & DevOps

Responded371 ms14 / 22
Correios: CEP

Correios: CEP, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Developer ToolsCode & DevOps

Responded371 ms14 / 22
SEFAZ RS: NFC-e Resumida

SEFAZ RS: NFC-e Resumida, official-source lookup. Platform-hosted, pay per query with prepaid credit

Developer ToolsCode & DevOps

Responded372 ms14 / 22
Prefeitura SP Campinas: CPOM

Prefeitura SP Campinas: CPOM, official-source lookup. Platform-hosted, pay per query with prepaid cr

Developer ToolsCode & DevOps

Responded372 ms14 / 22
Prefeitura SC Blumenau: Certidão Negativa de Débitos

Prefeitura SC Blumenau: Clearance Certificate (Debts), official-source lookup. Platform-hosted, pay

Developer ToolsCode & DevOps

Responded372 ms14 / 22
Prefeitura RS Porto Alegre: Certidão Negativa de Débitos

Prefeitura RS Porto Alegre: Clearance Certificate (Debts), official-source lookup. Platform-hosted,

Developer ToolsCode & DevOps

Responded372 ms14 / 22

Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence