The Domain Availability Checker is a Model Context Protocol (MCP) server designed to seamlessly integrate with Claude Desktop, enabling users to effortlessly verify domain name availability across 50+ popular Top-Level Domains (TLDs). It employs dual verification methods using DNS and WHOIS lookups to ensure accuracy and offers features like bulk checking, parallel processing for speed, and smart TLD suggestions organized by popularity. This tool simplifies the process of domain research and selection, providing real-time status updates and performance metrics.