Domain Availability Checker

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 Availability Checker to Claude Desktop or Cursor in seconds

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

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

Architecture & Capabilities

System Overview

Checks domain name availability across multiple TLDs for use with Claude Desktop.

Indexed Date

7/22/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for Domain Availability Checker

The tool uses DNS resolution and WHOIS lookups to verify domain availability. It checks if the domain resolves to an IP address and queries WHOIS databases for registration information, providing accurate results.

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