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: 217.in-addr.arpa organisation: RIPE NCC nserver: ns3.afrinic.net. nserver: ns3.lacnic.net. nserver: ns4.apnic.net. nserver: pri.authdns.ripe.net. nserver: rirns.arin.net. ds-rdata: 57440 13 2 2830b7ec5784887e24c9d2fe9d6676386ba4f3b20c00eb52436ad38d8fb322d5 whois: whois.ripe.net changed: 2000-06 changed: 2026-03-17 source: IANA