Check Domain And LLC
Availability—Instantly
See your name's online and legal availability in one place. Real-time results across all TLDs and 50 U.S. states.
Used by 1500+ happy customers
Everything You Need In One Place
Powerful features that make naming your business effortless
Lightning Fast
Get results in under 0.3 seconds. No waiting, no page reloads—just instant answers.
30+ Domain TLDs
Check .com, .io, .ai, and 30+ other extensions simultaneously with live pricing.
All 50 U.S. States
Verify LLC availability across every state with direct links to Secretary of State offices.
Export Results
Download your search results as CSV for easy sharing with your team or advisors.
Save Searches
Keep track of your favorite names and revisit them anytime from your dashboard.
Secure & Private
Your searches are encrypted and private. We never share your data with third parties.
How It Works
Three simple steps to find your perfect business name
Type Your Name
Enter your business name and see instant results as you type—no need to click search.
View Availability
See domain and LLC availability side-by-side with pricing and status indicators.
Secure Your Name
Buy your domain directly or file your LLC with confidence using our verified results.
Ready To Find Your Perfect
Business Name?
Join 10,000+ entrepreneurs who found their name with biznamechecker. Start searching in seconds.