Domain Check

Verified Integration

Author: @spawning•Category: ServerApplication

GitHub Repository

JSON-RPC 2.0

Protocol Standard

Sub-second

Execution Latency

Active

Operational Status

Client Configuration

— Connect Domain Check to Claude Desktop or Cursor in seconds

{
  "mcpServers": {
    "domain-check-1": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-domain-check-1"
      ],
      "env": {}
    }
  }
}

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).

Architecture & Capabilities

System Overview

Verifies the availability of domain names across over 500 TLDs using RDAP and WHOIS protocols.

Indexed Date

7/22/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for Domain Check

Domain Check is an MCP server tool designed for developers to swiftly verify the availability of domain names across more than 500 TLDs. It operates directly from the command line, providing a programmatic way to check domain status.

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