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:       220.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:     63563 5 1 6a779e80f72296a375dd82b42e740608591815d1
ds-rdata:     63563 5 2 26709675c6b46e1d0a4ae3c834ff6e8860bdc4f4ebf6360f8f619d07bd7962f8

whois:        whois.apnic.net

changed:      2001-12
changed:      2018-08-28
source:       IANA