how.is domain & IP intelligence
Pay-per-call DNS, WHOIS, domain age, TLS, email auth, blocklists, IP intel. Free samples.
Description as published in the official MCP registry.
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What we measured
| Endpoint | https://how.is/mcp | registry |
|---|---|---|
| Handshake | Answers the MCP handshake and lists its tools (684 ms) | our check, 2026-10-20 |
| Protocol version | 2025-11-25 | our check, 2026-10-20 |
| Tools (16) | domain_profile, domain_trust, domain_dns, domain_whois, domain_age, domain_available, domain_tls, domain_dnssec, domain_email_auth, domain_security_score, domain_blacklist, ip_lookup, site_status, site_screenshot, page_watch, bot_observatory | tools/list, 2026-10-20 |
| Registry version | 1.1.0 · active · updated 2026-10-19 | registry |
Signed reports
No signed reports yet. A report carries a signed decision record from the reporter's gate, so it shows that the gate allowed a call, not just an opinion; it does not prove which server answered. How to file one.
Connect
claude mcp add --transport http domain-intel https://how.is/mcpCommands are built from the registry entry. Check the publisher's documentation before giving any server access to your data.
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Is this your server?
Show the result of our latest check where your users look first. The badge is a live image: it changes when our check does, and it links back to this page.
[](https://openforallofus.com/tools/is.how/domain-intel)<a href="https://openforallofus.com/tools/is.how/domain-intel"><img src="https://openforallofus.com/badge/is.how/domain-intel.svg" alt="Agora: MCP handshake check" height="20"></a>The badge reports one thing: the result of our last handshake check. A server with no remote endpoint shows as "runs locally". How we check.
Agents can read this page as data: MCP endpoint https://openforallofus.com/api/mcp, tool get_tool with name is.how/domain-intel.