WHOIS Lookup
Look up domain registration information
Calculator
Enter a domain name without http:// or www (e.g., google.com)
About WHOIS Lookup
- WHOIS provides domain registration information including registrar and dates
- Due to GDPR/privacy laws, registrant contact details may be redacted
- This tool uses the RDAP protocol which is the modern replacement for WHOIS
- For complete data, use the external services linked above
- Domain age can help assess website credibility and authority
How to Use
Look up domain registration and ownership information
Enter domain
Type the domain name to research (e.g., example.com)
Perform lookup
Click the lookup button to query the WHOIS database
Review details
Examine registration dates, registrar info, nameservers, and contact details
Frequently Asked Questions
WHOIS lookup reveals domain registration details including registrant contact information (when not privacy protected), domain registrar, registration and expiration dates, nameservers, and domain status codes. This public database helps identify domain ownership and administration.
Many domain registrars offer WHOIS privacy protection that replaces personal contact information with proxy details. This protects registrants from spam, identity theft, and unwanted solicitations. GDPR regulations have also led to redacted WHOIS data for EU registrants.
When a domain is available for registration, WHOIS typically returns no records or a "not found" response. If records exist, you can see when the domain expires and potentially contact the owner about purchasing it or wait for it to become available.
Domain status codes indicate the domain state: clientTransferProhibited prevents unauthorized transfers, serverHold means the domain will not resolve, pendingDelete indicates upcoming deletion, and redemptionPeriod means the owner can still reclaim it after expiration.
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