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domain-intel-mcp

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Domain & company intelligence MCP server for AI agents: RDAP registration, DNS, email deliverability, tech-stack fingerprinting, subdomain discovery. Zero API keys. Dependency-free Cloudflare Worker.

0 stars JavaScriptOthers Updated Sep 3, 2026
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Documentation

Domain & Company Intel MCP — by Datakoot

Domain and company intelligence for AI agents. Give an agent a domain or email address and it can vet the company, qualify the lead, or map the target — all from free public data, no API keys.

Tools

ToolWhat it doesSource
`domain_intel`Registrar, creation/expiry dates, domain age, EPP status, nameservers, DNSSEC, abuse contactRDAP
`dns_lookup`A, AAAA, MX, NS, TXT, CNAME, SOA recordsCloudflare DoH
`email_deliverability`MX presence, SPF/DMARC posture, free vs. disposable provider, verdictCloudflare DoH
`tech_stack`Web server, CMS/framework, CDN, analytics, security headers, page titleLive fetch
`subdomains`Subdomain discovery from Certificate Transparency logscrt.sh
`domain_report`One call returns a full dossier: registration + DNS + email deliverability + tech stack, combinedall-in-one

No API keys required for any tool.

Quick start (hosted)

Claude Code

bash
claude mcp add --transport http domain-intel https://domain.datakoot.com/mcp

Claude Desktop / other clients

json
{
  "mcpServers": {
    "domain-intel": {
      "command": "npx",
      "args": ["mcp-remote", "https://domain.datakoot.com/mcp"]
    }
  }
}

Example agent workflows

  • *"Is acme.com a real, established business? When was it registered?"* → `domain_intel`
  • *"This lead’s email is @acme.io — can it receive mail, is it a throwaway?"* → `email_deliverability`
  • *"What’s competitor.com built on?"* → `tech_stack`
  • *"Map the public subdomains of target.com"* → `subdomains`

Pricing

FreeProTeam
Price$0$15/mo$49/mo
Calls included100 per day10,000 per month50,000 per month
Past the allowancerefused until 00:00 UTC$5 per 1,000$5 per 1,000
Most you can ever be billed$0$115/mo$149/mo
Result listscapped at 10 items per calluncappeduncapped
Signupnone, no keyemail + cardemail + card

All six tools work on the free tier with no key. A paid allowance is shared

across all nine Datakoot servers rather than being nine separate buckets, and

only a `tools/call` counts — connecting and listing tools are free. Full terms at

datakoot.com/pricing.

**Subscribe →** — one subscription unlocks Pro on every Datakoot server.

Using your Pro key

After subscribing you receive a licence key. Pass it as a Bearer token and the free-tier caps are removed:

bash
claude mcp add --transport http --header "Authorization: Bearer YOUR-KEY" domain-intel https://domain.datakoot.com/mcp

The key is validated against Polar on each request (cached briefly). Cancel anytime — access reverts to the free tier automatically.

Self-host (Cloudflare Workers, free tier)

The `worker.js` in this repository is a snapshot of the hosted server, not a live mirror of it — the hosted endpoint is deployed independently and may be ahead. Create a Worker, paste `worker.js`, deploy.

License

MIT. Data from RDAP, Cloudflare DNS, and crt.sh under their respective terms.

Frequently asked questions

What is domain-intel-mcp?

domain-intel-mcp is Domain & company intelligence MCP server for AI agents: RDAP registration, DNS, email deliverability, tech-stack fingerprinting, subdomain discovery. Zero API keys. Dependency-free Cloudflare Worker.

How do I install domain-intel-mcp?

Open the GitHub repository and follow its README. Most MCP servers are added to your client's MCP config, then called by your agent.

Is domain-intel-mcp open source?

Yes — it is hosted on GitHub at https://github.com/datakoot/domain-intel-mcp.

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