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:       5.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:     22601 8 2 aacfc897cd7866a06867f22d3e7305251f07bd57752816c78ffb6708c6a49a20
ds-rdata:     29426 8 2 12371e58bde81ca048eb9b90657c309e5525bb297ec5364c0bd088991ea6cea1

whois:        whois.ripe.net

changed:      2010-11
changed:      2018-09-25
source:       IANA