Domaintoolbelt - WHOIS Lookup & Domain Search
domaintoolbelt.com · Tools
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Description
Instant WHOIS lookup for 200+ TLDs with availability checking. Monitor domain expiry, nameservers, and registration in one click. Your domain research toolkit, right in Chrome 🎯 Search, view full WHOIS, track lifecycle status, spot marketplace listings, and save favorites. All from your browser. 🔍 Instant search with type-ahead Type any name and see availability across 1,200+ extensions, looked up directly at the registry from your own browser. Results appear as soon as each registry answers, with prices and listings filling in a moment later. Suggests popular endings as you type, and detects the site you're currently on. 📊 Full WHOIS, accurate data Registration and expiry dates, registrar, nameservers, and lock status. Correctly parsed expiry dates for registries with unusual formats, and direct RDAP lookups wherever a registry offers them, so you see fewer "no data" responses. Names held or reserved by the registry are labelled as held, and premium names show their yearly price. 🏷️ Marketplace listing badge See whether a domain is listed for sale on the major aftermarkets, with the asking price and a direct link to the listing page. 🔄 Lifecycle tracking Spot domains in grace period, redemption, or pending delete before they hit the open market. Useful for catching drops early. A name in a live auction says so instead of showing as available. ⭐ Favorites Star domains you're tracking. Your list stays on your device: search it, add several names at once, copy or export it. 🛒 Register direct, no markup If a domain is free, open it at your preferred registrar in one click. No broker, no markup. ⚡ Fast and quiet First availability response in 50 to 200 ms via cache, then refreshes with live registrar data. Keyboard shortcut: Alt+Shift+D. ✅ Built for - Domain investors hunting drops and cheap registrations - Developers researching project names - Founders checking brand availability - Marketers checking competitor domains Free, no sign-up, no account. Start now! 🆕 What's new in 2.1.0 • Results appear as soon as the registry answers; details fill in after. • Short .com and .net names are double-checked before Register is offered. • Registry-held and reserved names are labelled, with no register card. • Premium prices and for-sale asking prices shown on cards. • Favorites: search, add several at once, copy or export. • Polished interface: smoother row animations, steadier cards when details load, cleaner spacing and logos. • Fewer repeated requests, timeouts on every request, and many bug fixes.