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Free Whois Lookup Tool

Check domain registration data, registrar, creation date, expiry, and nameservers using the free Whois lookup on CheckMeIP.

What is a Whois lookup?

Whois is a protocol that retrieves registration information about a domain name. It shows who registered the domain, when it was created, when it expires, and which registrar manages it.

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Who uses Whois?

Domain investors, security researchers, legal teams, and webmasters use Whois to research domain ownership, check expiry dates, identify registrars, and investigate suspicious domains.