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.
% 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: pri.authdns.ripe.net. nserver: sec3.apnic.net. nserver: sns-pb.isc.org. nserver: tinnie.arin.net. ds-rdata: 18982 8 2 9bf9614e4a3d7c247af19c7292794541b208b05729bbd41539c0e1b8fb6ac820 whois: whois.ripe.net changed: 2000-06 changed: 2017-03-20 source: IANA