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:       81.in-addr.arpa

organisation: RIPE NCC

nserver:      ns3.afrinic.net.
nserver:      ns3.lacnic.net.
nserver:      ns4.apnic.net.
nserver:      pri.authdns.ripe.net.
nserver:      tinnie.arin.net.
ds-rdata:     11339 8 2 ECD7BA8E942A2943C65652208A56A8BDDFD8F3777C99C182222D5199043DCF1D

whois:        whois.ripe.net

changed:      2001-04
changed:      2019-11-18
source:       IANA