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:       193.in-addr.arpa

organisation: RIPE NCC

nserver:      ns3.afrinic.net.
nserver:      ns3.lacnic.net.
nserver:      ns4.apnic.net.
nserver:      pri.authdns.ripe.net.
nserver:      sns-pb.isc.org.
nserver:      tinnie.arin.net.
ds-rdata:     15755 8 2 070761fafe7599f2461b554714d6af4c9983c6a71bdec143e3ae4af136f17e1c
ds-rdata:     47096 8 2 10a01f57b69de5c6c9c5756bed2c627c9636d769b0be558fcf74c181e9cdb13f

whois:        whois.ripe.net

changed:      1993-05
changed:      2018-09-25
source:       IANA