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:       120.in-addr.arpa

organisation: APNIC

nserver:      apnic.authdns.ripe.net.
nserver:      apnic1.dnsnode.net.
nserver:      ns2.apnic.net.
nserver:      ns3.lacnic.net.
nserver:      tinnie.arin.net.
ds-rdata:     20557 5 1 9c99b7ef17d2f978a8e36df3c686ca197a0c3e90
ds-rdata:     20557 5 2 9c8c894aa52e9d77342eedf2ada8072895ab52477f7bbb09113d44c1de1cd25d

whois:        whois.apnic.net

changed:      2007-01
changed:      2018-08-28
source:       IANA