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WhoisThisDomainWhoxy
Free

Freeware from NirSoft, free to use and redistribute unmodified.

 Freemium

Free account with no monthly fee; API queries are pay as you go, from $10 for 5,000 WHOIS…

Windows Web
  • Chooses the WHOIS server automatically by TLD
  • Batch lookups and name-and-extension combinations
  • Reverse WHOIS by owner, company, email or keyword
  • WHOIS history lookups
  • Only queries WHOIS servers on port 43, not web-based WHOIS
  • Proxy authentication with a user name and password is not supported
  • Mainly built around a paid API for developers
  • Bulk data such as the full database is expensive
Downloadable app Web application, Hosted service
Closed source Closed source
License: Freeware License not stated
No account needed Not stated if an account is needed
Needs internet Needs internet

Checked October 8, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.