how.is — domain & website intelligence MCP ServerVerifiedFeatured

how.is — domain & website checks for agents

Ask "how is example.com?" and get facts, not guesses. Remote MCP server (streamable HTTP) at https://how.is/mcp.

Tools

• domain_profile — everything in one call: DNS, WHOIS, TLS, DNSSEC, email auth, security score, blocklists ($0.025)
• domain_trust — should an agent click, sign in to, or pay this domain? Risk score + plain-English reasons ($0.02)
• domain_dns, domain_whois, domain_age, domain_tls, domain_dnssec, domain_email_auth, domain_security_score, domain_blacklist ($0.005 each)
• domain_available — is the name registered, and what does it cost to register? ($0.005)
• ip_lookup — ASN, company, geolocation, abuse contact ($0.005)
• site_status — live HTTP status, latency, TLS days left for up to 10 URLs ($0.005)
• site_screenshot — see any public page as a JPEG ($0.02)
• page_watch — has this page changed since last time? ($0.005)
• add_credit — free: returns a link your user opens to add card credit

Try it free

Every tool answers its sample input (example.com, 1.1.1.1, https://example.com) with no key.

Paying

• Prepaid key: call add_credit (or POST https://how.is/v1/key) and show your user the link; they pay by card from $5. Then send Authorization: Bearer <key>.
• x402: pay per call in USDC on Base via the REST endpoints — no account.

Docs: https://how.is/docs · For agents: https://how.is/llms.txt