tld.expert — Domain & TLD Checker

Instantly check if a name is available across popular TLDs, and whether any extension is a real TLD. Powered by tld.expert.

Check whether a domain name is available right now, and confirm if any extension is a real TLD. Powered by tld.expert. Detailed description (the long field — benefit-led, no keyword list):Detailed description (paste into the long description field): Looking for a name? tld.expert checks availability instantly, right from your browser. Type a name and see if it's free to register. Type a full domain and it confirms whether that address is available — and flags whether the ending is even a real, registerable extension, using the official IANA registry. • Live availability powered by public RDAP — no signup, no tracking. • Instantly tells you if an extension is a genuine top-level domain or not. • Right-click any selected text on any page to check it as a name. • Every result links to full details and alternatives on tld.expert. Fast, private, and free. Perfect for founders, developers, and anyone brainstorming a new project name.