WhoisJSON

Name: WhoisJSON MCP Server
Author: Whoisjson

stdio

WHOIS, DNS, SSL, and domain availability lookups for AI assistants

Getting Started

npx @getmcp/cli add io.github.Whoisjson/mcp-server

Requires Node.js 18+. Community-contributed server. Review source before installing.

Claude Desktop guide →Vscode guide →Cursor guide →Windsurf guide →

Required Environment Variables

WHOISJSON_API_KEY
Your WhoisJSON API key from whoisjson.com/dashboard

Configuration

Config file: ~/Library/Application Support/Claude/claude_desktop_config.json

JSON

{
  "mcpServers": {
    "io.github.Whoisjson/mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@whoisjson/mcp-server"
      ],
      "env": {
        "WHOISJSON_API_KEY": ""
      }
    }
  }
}

Claude Desktop MCP documentation (opens in new tab)

AuthorWhoisjson

Version1.0.3

Runtimenode

LanguageTypeScript

Package@whoisjson/mcp-server

TransportStdio

Updated23h ago

github.com (opens in new tab)

Servers
/
WhoisJSON