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Evidence for your next connection.
Independent measurements of remote MCP servers. Every observation has a timestamp.
Read-only probesFind a server for your workflow, with connection evidence you can inspect.
Free, no login: verify an email address, check SPF/DKIM/DMARC, explain SMTP errors, build SPF/DMARC.
ProductivityCommunication & messaging
Median latency 365 ms · Last checked
Give your AI agent its own email address: send, receive and read email. $0.01 USDC per send.
ProductivityCommunication & messaging
Median latency 379 ms · Last checked
CRM rehberi: satış hattı, WhatsApp ve e-ticaret entegrasyonu, hazır CRM ile özel geliştirme kararı.
Marketing & SalesCommunication & messaging
Median latency 387 ms · Last checked
Extracts verified emails, social links, 40+ tech stack signals, pricing tiers, and company summary
Developer ToolsCommunication & messaging
Median latency 403 ms · Last checked
Scans untrusted web pages, emails, or tool outputs for prompt injections and returns sanitized tex
Developer ToolsCommunication & messaging
Median latency 405 ms · Last checked
Romanian cloud telephony provider: ClickPBX prices, call/SMS rates, setup guides, quote requests.
ProductivityCommunication & messaging
Median latency 413 ms · Last checked
mailbyget.comVerified
Temporary receive-only email inboxes for agents. Create, list and read messages without signup.
ProductivityCommunication & messaging
Median latency 415 ms · Last checked
Passive OSINT and security recon: DNS, TLS, email posture, IP reputation, CVE/KEV, CT logs.
ProductivityCommunication & messaging
Median latency 434 ms · Last checked
Find a texting assistant for your goals in AutoMessage's public catalog.
OtherCommunication & messaging
Median latency 435 ms · Last checked
Find public Discord servers by topic, language and size, check invite links, see member growth.
OtherCommunication & messaging
Median latency 441 ms · Last checked
Verify email addresses: syntax, MX, disposable, role, SMTP mailbox, catch-all and typo checks.
ProductivityCommunication & messaging
Median latency 449 ms · Last checked
No-key MCP: pick the LLM, sandbox, search, email or DB provider; sourced prices; API error rescue.
ProductivityCommunication & messaging
Median latency 456 ms · Last checked
Validates email syntax, disposable/burner provider status, role accounts, and live DNS records.
Developer ToolsCommunication & messaging
Median latency 463 ms · Last checked
leconfidant.aiVerified
Statistics from your own WhatsApp chat analysis as numbers only, plus free WhatsApp text tools.
Data & AnalyticsCommunication & messaging
Median latency 474 ms · Last checked
Email intelligence MCP: MX/SPF/DKIM/DMARC, score, enrichment. x402 on emailiq.dev/mcp.
ProductivityCommunication & messaging
Median latency 482 ms · Last checked
Search, personalize, publish, share, and email animated greeting cards from BeingSo.
ProductivityCommunication & messaging
Median latency 487 ms · Last checked
startuphub.aiVerified
Funding rounds, AI startup and investor search, email discovery, agent-readiness. No API key.
ProductivityCommunication & messaging
Median latency 487 ms · Last checked
Render markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.
ProductivityCommunication & messaging
Median latency 494 ms · Last checked
Email marketing y transaccional AI-native: campañas, correos 1-a-1, contactos, flujos y métricas.
Marketing & SalesCommunication & messaging
Median latency 529 ms · Last checked
Facts about Com.Bot, the WhatsApp Business API platform: plans, channels and site search.
OtherCommunication & messaging
Median latency 531 ms · Last checked
Scan and fix a domain's email deliverability (SPF, DKIM, DMARC, MTA-STS, BIMI, DNS blocklists).
ProductivityCommunication & messaging
Median latency 534 ms · Last checked
Why do a domain's emails go to spam? Checks SPF, DKIM, DMARC, MX and blocklists. Free, no login.
ProductivityCommunication & messaging
Median latency 541 ms · Last checked
cosend.appVerified
WhatsApp Business inbox: chats, contacts, templates, campaigns, automations and AI receptionist.
Marketing & SalesCommunication & messaging
Median latency 562 ms · Last checked
I use your linked Telegram MTProto session (Integrations → Telegram) to list groups, members, and s…
Developer ToolsCommunication & messaging
Median latency 583 ms · Last checked
Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence