The IANA WHOIS Service is provided using the WHOIS protocol on port 43. This web gateway will query this server and return the results. Accepted query arguments are domain names, IP addresses and AS numbers. By submitting any personal data, you acknowledge and agree that the personal data submitted will be processed in accordance with our Privacy Policy, and you agree to abide by the website Terms of Service.
% IANA WHOIS server % for more information on IANA, visit http://www.iana.org % This query returned 1 object domain: 192.in-addr.arpa organisation: Administered by ARIN nserver: ARIN.AUTHDNS.RIPE.NET. nserver: R.ARIN.NET. nserver: U.ARIN.NET. nserver: X.ARIN.NET. nserver: Y.ARIN.NET. nserver: Z.ARIN.NET. ds-rdata: 5686 8 2 f46afa417d6306521d8b26e262c3d38d6224eee6d687a07bbccaab41a6ec7eaf whois: whois.arin.net changed: 1993-05 changed: 2025-10-14 source: IANA