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:       101.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:     45392 5 1 36be75db1a97351769ec9d3a78145fc9067d037c
ds-rdata:     45392 5 2 11263622c255cb57a1b3d134b3471465f320289297b65eb25d5cab0602eb5a2f

whois:        whois.apnic.net

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