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:       211.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:     2759 5 1 1af6fc97e8b695c47b372b84cf1a6c7ff33a7a73
ds-rdata:     2759 5 2 8ee7ef9892278401971e60041c75593cd0653442a9f0e9d820c6d1ce1febeea8

whois:        whois.apnic.net

changed:      1996-06
changed:      2018-12-27
source:       IANA