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:       25.in-addr.arpa

organisation: Administered by RIPE NCC

nserver:      ns3.afrinic.net.
nserver:      ns3.lacnic.net.
nserver:      ns4.apnic.net.
nserver:      pri.authdns.ripe.net.
nserver:      tinnie.arin.net.
ds-rdata:     63212 8 2 1614DE549C95F1DB162766486F8A09BE7022EAF40BD33C8BB2567C425D10DD5A

whois:        whois.ripe.net

changed:      1995-01
changed:      2019-11-18
source:       IANA