How to use Check WHOIS
- Start by entering a domain or IP in Check WHOIS.
- Run it, and Check WHOIS issues the RDAP lookup directly from your browser.
- Read the response Check WHOIS shows below — it comes from the public RDAP service, not from this site.
About this tool
Check WHOIS runs as a page in your browser. Check WHOIS runs a real RDAP request and surfaces what the registry publishes for the domain.
It shows registration dates, status codes and nameservers; most registrant fields are redacted under privacy rules, which RDAP reflects honestly. The lookup is sent from your browser to the public RDAP service; this site has no backend and never receives it, and a network connection is required.
Frequently asked questions
How do I use Check WHOIS?
Check WHOIS runs a live RDAP lookup from your browser and displays the registration details the registry publishes.
Do I need an account for Check WHOIS?
No — Check WHOIS needs no account, sign-up or installation.
Does Check WHOIS query an external service?
Yes — Check WHOIS sends a live RDAP lookup from your browser to the public RDAP service. This site has no backend and never receives it, and the lookup needs a connection.
Where does Check WHOIS get its registration data?
Check WHOIS calls the public RDAP service live from your browser — the modern, structured replacement for WHOIS; most registrant fields are redacted by registries.