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:       123.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:     55814 5 1 f8d804de9a61832c2bcd3101d452c123b4b32a61
ds-rdata:     55814 5 2 dd4bc9623a0d82d37c20fe9ca2a8dc8a3feb21b398efc2615c021630ca413dee

whois:        whois.apnic.net

changed:      2006-01
changed:      2017-05-30
source:       IANA