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:       125.in-addr.arpa

organisation: APNIC

nserver:      apnic.authdns.ripe.net.
nserver:      apnic1.dnsnode.net.
nserver:      ns1.apnic.net.
nserver:      ns2.apnic.net.
nserver:      ns2.lacnic.net.
nserver:      ns3.apnic.net.
nserver:      tinnie.arin.net.
ds-rdata:     31379 5 1 c282e194f55eb25c8613f957bfea8b43b312e504
ds-rdata:     31379 5 2 8657df4d6630d50dec91718d41c8c14bf236c65a5c196b625caf3d12549f5dbc

whois:        whois.apnic.net

changed:      2005-01
changed:      2017-12-20
source:       IANA