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:       150.in-addr.arpa

organisation: Administered by APNIC

nserver:      apnic.authdns.ripe.net.
nserver:      apnic1.dnsnode.net.
nserver:      ns2.apnic.net.
nserver:      ns3.lacnic.net.
nserver:      tinnie.arin.net.
ds-rdata:     20824 5 1 4e05b41d6216d5a06d6ba4b718e6e932a9e2c4aa
ds-rdata:     20824 5 2 3057a00f7aee5429c58b330766c144d422d22f50fda8a8f111c7bd5f18802b33

whois:        whois.apnic.net

changed:      1993-05
changed:      2018-08-28
source:       IANA