Bulk TLD Checker
Check a name against every top-level domain at once and see which extensions are available.
Domain Names
Enter one name per line — each is checked across all TLDs.
TLD Availability Checker
Check all top-level domains for a name in one go.
- Check availability across hundreds of TLDs in a single pass
- Domain TLD checker for .com, .net, .org and every other extension
- Colour-coded status so available names jump straight out
- Bulk lookups with a configurable request interval to avoid blocks
- Search all TLDs at once with sortable, downloadable results
Checking hundreds of domains? Increase the request interval to avoid IP blocking at WHOIS servers during your TLD check.
Everything you need to check a name across every TLD
Built for domainers, founders and agencies who need to see extension availability at scale — fast, accurate and completely free.
All TLDs at Once
Check a single name against hundreds of extensions in one pass — .com, .net, .io, .xyz and country codes included.
Colour-coded Status
Available, registered and reserved TLDs are colour-coded so you can scan a full report at a glance.
Instant .com / .net / .org
The three most-wanted extensions get their own columns for an at-a-glance verdict on every name.
Rate-limit Friendly
A configurable request interval keeps you clear of WHOIS server blocks when checking long lists.
Bulk & Batch
Paste a whole list of names and check every TLD for each one back to back — no repetitive lookups.
Free & Unlimited
No sign-up, no credits, no caps — a faster, cleaner alternative to paid bulk TLD checkers.
Three steps to a full TLD availability report
No setup and no learning curve — go from a raw list of names to a sortable, colour-coded results table in seconds.
Paste your names
Drop one name per line — no extensions needed, we test each one against every TLD for you.
Set a request interval
Pick a delay between lookups to stay within WHOIS rate limits when checking large batches.
Check every TLD
Hit check and watch availability across all extensions fill in, one name at a time.
Frequently asked questions
Everything you might want to know about running a bulk TLD check.
Ready to check every TLD?
Paste your names above, set a request interval, and let the checker reveal which extensions are still up for grabs.