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:       49.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:     2044 5 1 fba6650af71bb5fdb636f91dd026d2ac2eef3935
ds-rdata:     2044 5 2 79129dacb2440e648a81bc015dffeb437653def1caf0575d9d0fa9b61d7300ae

whois:        whois.apnic.net

changed:      2010-08
changed:      2018-08-28
source:       IANA