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:       111.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:     51634 5 1 1a6861b6bd68bb720b0e340a733fdf5b2b76b6a5
ds-rdata:     51634 5 2 c6f444db50f19ed10314a06c184dcdaa05604660b2d38425008259be71e657ca

whois:        whois.apnic.net

changed:      2008-11
changed:      2018-08-28
source:       IANA