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:       58.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:     40648 5 1 05e2130d2649dfcc9db71218e6f5ddf0b1b2d421
ds-rdata:     40648 5 2 0d63849dd33f6486c1c86d4f3e058b0e3dfbfb8729459fab4a534f89dab31c5c

whois:        whois.apnic.net

changed:      2004-04
changed:      2018-08-28
source:       IANA