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:      ns2.apnic.net.
nserver:      ns3.lacnic.net.
nserver:      tinnie.arin.net.
ds-rdata:     34096 5 1 63ad0a61225122d59788f89e00393a59b48461b2
ds-rdata:     34096 5 2 c697665f77c2eb335cf31442564cf6ae6bbe8c2abba2b92cfaa373f8f7f942c0

whois:        whois.apnic.net

changed:      2010-01
changed:      2018-08-28
source:       IANA