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:       27.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:     38446 5 1 29e0b9fefee95eb94bfb717e5f6f6c1b915a1c2e
ds-rdata:     38446 5 2 3fa3fd1279f46221eb26f35d3cf191526349b8a654d45925d44bfac90ac289a5

whois:        whois.apnic.net

changed:      2010-01
changed:      2018-08-28
source:       IANA