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:       210.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:     59738 5 1 f08c907afe902430382490393a217163b819b73b
ds-rdata:     59738 5 2 3b75f3c2b8c4d642143a0b6a92a6cf0b81a54695c0d67846c5aa169cfd12d15f

whois:        whois.apnic.net

changed:      1996-06
changed:      2018-12-27
source:       IANA