Domain Availability Checker
Check domain availability across 10+ top-level domains instantly. Get WHOIS data, domain age, and smart alternative suggestions for your next great idea.
Search for Your Perfect Domain
Check availability, view WHOIS info, and find alternatives across multiple TLDs
Enter a domain name above and click "Check Domain" to see its availability, WHOIS data, and suggestions across 10+ TLDs.
Powerful Domain Intelligence
Everything you need to find and evaluate the perfect domain name
Availability Check
Instantly check if a domain is available for registration across .com, .net, .org, .io, .co, and 10+ more TLDs.
WHOIS Lookup
Access detailed WHOIS information including registrar, registration date, expiration date, and name server details.
Domain Age Check
See how long a domain has been registered. Older domains often carry more authority and better SEO potential.
Suggested Alternatives
If your domain is taken, get smart alternative suggestions with different TLDs, prefixes, and keyword variations.
Find Your Perfect Domain
Make informed decisions before you buy or evaluate a domain
Lightning Fast
Get real-time availability results across multiple TLDs in under 10 seconds with no waiting.
10+ TLDs
Search across .com, .net, .org, .io, .co, .ai, .app, .dev, .biz, .info, and many more extensions.
Smart Suggestions
Get alternative domain ideas with creative variations when your first choice is already taken.
100% Free
No credit card, no signup, no limits. Check unlimited domains completely free of charge.
Domain Checker FAQ
Common questions about using our domain availability checker
Simply enter any domain name and click "Check Domain." Our tool performs a real-time WHOIS lookup to determine availability, checks multiple TLDs, and returns detailed registration information.
We support 10+ top-level domains including .com, .net, .org, .io, .co, .ai, .app, .dev, .biz, .info, .us, .uk, and more. We're constantly adding new extensions.
A WHOIS lookup reveals registration details for a domain including the registrar, registration and expiration dates, name servers, and sometimes the registrant's contact information (where public).
Older domains often have more established backlink profiles and may be viewed as more trustworthy by search engines. Domain age can be a small ranking factor in SEO.
Let Our Experts Help You Choose
Finding the right domain is just the first step. Our digital marketing team can help you build a complete brand and SEO strategy around your new domain.
Build Your Brand Online
Tell us about your business and we'll help you choose the perfect domain, build a website, and drive traffic.