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.

Connect your agent

619 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
how.is domain & IP intelligence

Pay-per-call DNS, WHOIS, domain age, TLS, email auth, blocklists, IP intel. Free samples.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Idlefy

Lease AWS and GCP VMs for a set time and let them stop themselves.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22
InboxVet

Verify emails (syntax, MX, SMTP mailbox, catch-all), test email DNS and check Spamhaus blocklists.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Innguma

Competitive intelligence and technology monitoring: alerts, sources and news.

MediaMonitoring & observability

Requires authNot measured4 / 22
IntegrityPulse FinOps

Verified cloud cost forecasting for AI agents. AWS, GCP, Azure pricing matrix.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
ipv4.fr Network Tools

DNS, WHOIS, SSL, IP geolocation, email validation, DNSBL blacklist, HTTP headers, subnet calc.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Jungle Cleaner

Lowers your AWS bill by helping you clean up and optimize your setup

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
JustEmails

Email hosting from your AI: read and send mail, add domains, check DNS and manage mailboxes.

ProductivityCommunication & messaging

Requires authNot measured4 / 22Not checked yet
Kultur.dev

Cultural Intelligence Infrastructure for AI Agents — 200+ markets, 15 tones, 8 tools

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
Lanetti

Run your Lanetti hosting from your AI agent: domains, DNS, sites, email, apps, backups and billing.

Finance & CryptoPayments & trading

Requires authOutdated checkNot measured4 / 22
Mailing Engineer

E-Commerce Email Marketing, AI Newsletter Studio, DNS Audit & AWS SES Deliverability MCP.

E-commerceCommunication & messaging

Requires authNot measured4 / 22
MailSenpai

MailSenpai: lists, campaigns, DNS & spam checks (74 tools, OAuth, EU). SMTP Senpai: SMTP & API.

Marketing & SalesData access / search

Requires authOutdated checkNot measured4 / 22
mcptask.online

Autonomous AI developers on your own infrastructure: assign a task, get a pull request.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured4 / 22
Mengi Cloud

Manage Kubernetes clusters, deployments, databases, secrets and observability on Mengi Cloud.

Developer ToolsMonitoring & observability

Requires authNot measured4 / 22
metzia

Compare managed Postgres, auth, monitoring, and hosting, then purchase without leaving the session.

Developer ToolsMonitoring & observability

Requires authNot measured4 / 22
microservices.sh

MCP server for AI agents to plan, verify, and deploy Cloudflare-native apps.

Developer ToolsCode & DevOps

Requires authNot measured4 / 22Not checked yet
MIDAS Protocol

Complete financial infrastructure for AI agents — payments, lending, escrow & more.

Finance & CryptoPayments & trading

Requires authNot measured4 / 22Not checked yet
Mobula

Ask about your customers' Azure costs, compliance and Microsoft 365 security.

OtherOther

Requires authNot measured4 / 22
mttrly

AI-powered incident management and server monitoring via MCP.

Developer ToolsMonitoring & observability

Requires authNot measured4 / 22
Namefi

Search, buy, and manage domains, DNS records, orders, and NFSC balance on Namefi.

Developer ToolsData access / search

Requires authNot measured4 / 22Not checked yet
Nodes2Cloud

Build, validate and deploy workflows as Cloudflare Workers in your own account, with approval.

Developer ToolsCode & DevOps

Requires authOutdated checkNot measured4 / 22
Notifario

Website and server uptime monitoring from Russia and Europe: monitors, incidents, SSL, DNS.

Developer ToolsMonitoring & observability

Requires authOutdated checkNot measured4 / 22
Oh Dear

Website monitoring: uptime, SSL certificates, broken links, DNS, cron jobs and status pages.

Developer ToolsMonitoring & observability

Requires authNot measured4 / 22
Okareo

Simulation, evaluation and monitoring for voice agents.

Developer ToolsMonitoring & observability

Requires authOutdated checkNot measured4 / 22

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