WHOIS Lookup
Look up registration details, registrar information and nameserver records for any domain.
Domain availability
Checking the same name across popular extensions.
About the WHOIS Lookup
A WHOIS lookup shows you who registered a domain name and when. It pulls the registrar, registration date, expiry date, and name servers straight from the official WHOIS records, the same database that registrars and hosting providers check before a sale or transfer. Whether you are buying a domain, chasing down who owns one, or just curious how old a site is, this is the first place to look. DNSbyte queries the authoritative WHOIS server for each TLD directly rather than relying on a cached or third-party copy, so the result reflects the current registry data.
How it works
Every domain extension has its own authoritative WHOIS server, run by the registry that manages that TLD. DNSbyte first asks IANA which server is responsible for the TLD you searched, then queries that server directly for the domain's record. This two-step lookup means the answer comes straight from the source rather than a cache that might be out of date.
Results include the registrar name, the registration and expiry dates, the current name servers, and the domain's status codes (for example, whether it is locked against transfer). Some registrars apply WHOIS privacy protection, which replaces personal contact details with the registrar's own information, so do not be surprised if you see a privacy service listed instead of an individual.
Frequently asked questions
Why does the WHOIS record show a privacy company instead of the actual owner?
Many registrars include WHOIS privacy protection by default or as a low-cost add-on. It replaces the registrant's personal name, address, and email with the privacy provider's details to reduce spam and protect against harassment. The domain is still owned by the original registrant, just shielded from public view.
Why is some information missing from the result?
Since GDPR came into force, most registries redact personal contact information for domains registered by individuals in the EU and UK, even without a paid privacy service. Organisational registrants and some TLDs still show fuller details.
What does "domain status: clientTransferProhibited" mean?
This is a protective lock set by the registrar to stop the domain being transferred to another provider without authorisation. It does not mean the domain is suspended or expired, it is a normal security setting that most registrars apply by default.
How soon after registering a domain will WHOIS show the new owner?
Usually within minutes to a few hours, though it depends on how quickly the registry updates its own database and how often the WHOIS server is refreshed. A small delay right after registration or a transfer is normal.
Can I use this to find out if a domain is available?
Yes. If the lookup returns no matching record, the domain is very likely unregistered. Always confirm with a registrar before assuming, since some TLDs handle "not found" responses slightly differently.