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: 213.in-addr.arpa organisation: RIPE NCC nserver: ns3.afrinic.net. nserver: ns3.lacnic.net. nserver: ns4.apnic.net. nserver: pri.authdns.ripe.net. nserver: sns-pb.isc.org. nserver: tinnie.arin.net. ds-rdata: 20065 8 2 B01BBE15017A4B3CAF02FCEB1B75E440DC40241B91ECEA34E1100637B6298436 whois: whois.ripe.net changed: 1993-10 changed: 2018-10-31 source: IANA