DC5 WHOIS for Cursor

tech.dc5.whois/dc5-whois

WHOIS, RDAP, DNS, IP / ASN / CIDR and Web3 name (ENS, Unstoppable, Handshake) lookups. No API key.

client:Cursor transport:streamable-http tools:4

Install DC5 WHOIS in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

{
  "mcpServers": {
    "dc5-whois": {
      "url": "https://whois.dc5.tech/mcp"
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs