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:       211.in-addr.arpa

organisation: APNIC

nserver:      apnic.authdns.ripe.net.
nserver:      apnic1.dnsnode.net.
nserver:      dns1.telstra.net.
nserver:      ns1.apnic.net.
nserver:      ns2.apnic.net.
nserver:      ns3.apnic.net.
nserver:      tinnie.arin.net.
ds-rdata:     1901 5 1 7c8b4150e4ee11a1e2cbabdd672c01269e3a4e56
ds-rdata:     1901 5 2 497bedf5952a8bdb2a85c0f6b3eec399732594585e746e12bbaa0eae62b7dd5c

whois:        whois.apnic.net

changed:      1996-06
changed:      2017-12-20
source:       IANA