Domain Availability Checker

Check if domain names are available for registration. Queries WHOIS servers directly.

About This Tool

Check domain availability by querying WHOIS servers directly. Supports popular TLDs:

  • .com, .net, .org, .info, .biz
  • .io, .co, .me, .xyz, .app, .dev
  • .uk, .de, .fr, .eu, .ca, .au, .nz

Note: Results may take a few seconds as each domain requires a separate WHOIS query.

Domain Availability Checker

When to use this tool

Use this for quick domain research when naming projects, checking exact-match ideas, or reviewing expired-domain opportunities. The checker queries domain availability signals and returns a practical first pass.

Practical tips

  • Check close variants before settling on a brandable name.
  • Verify valuable domains at a registrar before making final decisions.
  • Avoid names that are confusingly similar to protected brands or competitors.

Frequently Asked Questions

Is availability guaranteed?

No availability check is perfect. Registry and registrar data can change quickly, so confirm important domains with your registrar before acting.

Can I check multiple domains at once?

Yes. Paste several domains to compare options quickly.

Does this register domains?

No. It checks availability only. Registration happens through a domain registrar.