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:       43.in-addr.arpa

organisation: Administered by APNIC

nserver:      apnic.authdns.ripe.net.
nserver:      apnic1.dnsnode.net.
nserver:      ns1.apnic.net.
nserver:      ns2.apnic.net.
nserver:      ns2.lacnic.net.
nserver:      ns3.apnic.net.
nserver:      tinnie.arin.net.
ds-rdata:     44486 5 1 1242962e2fef072ab3f163683722c7a00cdc2160
ds-rdata:     44486 5 2 b46f8f66f2fd2efa2c49bf011b97810b5d944a2a22011f1c0f47c818aaf21efd

whois:        whois.apnic.net

changed:      1991-01
changed:      2017-12-20
source:       IANA