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:       37.in-addr.arpa

organisation: RIPE NCC

nserver:      ns3.afrinic.net.
nserver:      ns3.lacnic.net.
nserver:      pri.authdns.ripe.net.
nserver:      sec3.apnic.net.
nserver:      sns-pb.isc.org.
nserver:      tinnie.arin.net.
ds-rdata:     46732 8 2 5acfab832394cda3bea4d8f785ec4e437bbcdb81b2c2718ed2bbfff27ba6d73e

whois:        whois.ripe.net

changed:      2010-11
changed:      2017-03-20
source:       IANA