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:       1.in-addr.arpa

organisation: APNIC

nserver:      apnic.authdns.ripe.net.
nserver:      apnic1.dnsnode.net.
nserver:      ns1.apnic.net.
nserver:      ns2.lacnic.net.
nserver:      ns3.apnic.net.
nserver:      ns4.apnic.net.
nserver:      tinnie.arin.net.
ds-rdata:     32594 5 1 bfeedc4db70ec97c466fbd8ac022fd1ce5364550
ds-rdata:     32594 5 2 859647f4190459ee1bcd2c30a526ea76cdac1f0ba581f76f7fb9ae7098447cde

whois:        whois.apnic.net

changed:      2010-01
changed:      2016-05-27
source:       IANA