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:       153.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:     31708 5 1 767b401729c2c0fb15da997d97eee7f789e71ceb
ds-rdata:     31708 5 2 fe040978538dca34397275a9e928a275cfd244e44c100b01864973e5d1dfcabd

whois:        whois.apnic.net

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