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Whois MCP Server

Developer ToolsLow Risk10.0MCP RegistryRemote
Free

Server data from the Official MCP Registry

WHOIS/RDAP lookup, IP geolocation and Punycode conversion. 1400+ TLDs incl. IDN. No API key.

About

WHOIS/RDAP lookup, IP geolocation and Punycode conversion. 1400+ TLDs incl. IDN. No API key.

Remote endpoints: streamable-http: https://wwhois.ru/backend/mcp

Security Report

10.0
Low Risk10.0Low Risk

Valid MCP server (1 strong, 1 medium validity signals). No known CVEs in dependencies. Imported from the Official MCP Registry.

3 tools verified · Open access · No issues found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Found in Source Code

Found by scanning the linked source code. This listing connects to a hosted endpoint, so none of this runs on your machine: it describes what the server software does where it is hosted.

HTTP Network Access

Connects to external APIs or services over the internet.

How to Connect

Remote Plugin

No local installation needed. Your AI client connects to the remote endpoint directly.

Add this to your MCP configuration to connect:

{
  "mcpServers": {
    "ru-wwhois-whois-mcp": {
      "url": "https://wwhois.ru/backend/mcp"
    }
  }
}

Documentation

View on GitHub

From the project's GitHub README.

wwhois — MCP server

WHOIS/RDAP domain lookup, IP geolocation and Punycode conversion, exposed as Model Context Protocol tools. Backed by wwhois.ru.

  • Server URL: https://wwhois.ru/backend/mcp
  • Transport: Streamable HTTP (JSON-RPC 2.0)
  • Protocol revisions: 2026-07-28 (current — per-request metadata, server/discover) and 2025-11-25 … 2024-11-05 (the initialize handshake). Both are served on the same endpoint; the server picks by how the client opens.
  • Auth: none — public, read-only
  • Rate limit: 30 tool calls / minute per client IP
  • Docs: https://wwhois.ru/mcp

Connect

Claude Desktop, Cursor, and other clients with an MCP server config:

{
  "mcpServers": {
    "wwhois": { "type": "http", "url": "https://wwhois.ru/backend/mcp" }
  }
}

Tools

ToolArgumentsReturns
whois_lookupdomain (string)Registration state (registered / available / reserved / unsupported / unknown) and the full raw WHOIS/RDAP record: registrar, registration and expiry dates, name servers, status. 1400+ zones including IDN / Cyrillic (.рф, .москва). RDAP where a zone offers it, plain WHOIS otherwise.
ip_geolocationip (string)Country, region, city, ISP and organisation for an IPv4/IPv6 address.
punycode_convertvalue (string)Converts a domain between Unicode (IDN) and Punycode/ACE (xn--), both directions, auto-detected.

Manual check

curl -s https://wwhois.ru/backend/mcp \
  -H 'Content-Type: application/json' -H 'Accept: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'

Notes

The server is a thin MCP wrapper over wwhois.ru's existing tools — the data is the same you get from the web pages at /whois, /ip and /punycode. It is a hosted remote service; this repository holds the description and manifests only.

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