WhoisXML API MCP Server: Install & Setup

Install WhoisXML API in Claude Code

Remote URL

Claude Code

claude mcp add --transport http whoisxml-api https://mcp-hosted.whoisxmlapi.com/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "whoisxml-api": {
      "url": "https://mcp-hosted.whoisxmlapi.com/mcp"
    }
  }
}

npm

Claude Code

claude mcp add whoisxml-api -e WHOISXMLAPI_TOKEN=... -- npx -y @whoisxmlapidotcom/mcp-whoisxmlapi

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "whoisxml-api": {
      "command": "npx",
      "args": [
        "-y",
        "@whoisxmlapidotcom/mcp-whoisxmlapi"
      ],
      "env": {
        "WHOISXMLAPI_TOKEN": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the WhoisXML API MCP server do?

35 WHOIS, DNS, IP, threat intelligence, email, and bulk tools for AI agents via WhoisXML API.

Is the WhoisXML API MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does WhoisXML API run locally or remotely?

Local + Remote. Can run locally or be used as a hosted remote server.

How do I add WhoisXML API to Claude Code?

Run: claude mcp add --transport http whoisxml-api https://mcp-hosted.whoisxmlapi.com/mcp

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