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:       171.in-addr.arpa

organisation: Administered by APNIC

nserver:      apnic.authdns.ripe.net.
nserver:      apnic1.dnsnode.net.
nserver:      ns1.apnic.net.
nserver:      ns2.lacnic.net.
nserver:      ns3.apnic.net.
nserver:      ns4.apnic.net.
nserver:      tinnie.arin.net.
ds-rdata:     49699 5 1 0240801c96480900cc6d93130af45cfe86ede940
ds-rdata:     49699 5 2 6e0ba96f05b4d39c1668979731e040213bb6130de33e86e063b5f7f75c465c88

whois:        whois.apnic.net

changed:      1993-05
changed:      2016-05-27
source:       IANA