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:       49.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:      tinnie.arin.net.
ds-rdata:     3893 5 1 cce284e21c65d524dd9f79abbaccf9d3ed82279a
ds-rdata:     3893 5 2 23151a099d818736d001029848ff7916a8ddab4fe032ea083c689534d6c17bcf

whois:        whois.apnic.net

changed:      2010-08
changed:      2017-05-30
source:       IANA