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:       8.in-addr.arpa

organisation: Administered by ARIN

nserver:      ARIN.AUTHDNS.RIPE.NET.
nserver:      R.ARIN.NET.
nserver:      U.ARIN.NET.
nserver:      X.ARIN.NET.
nserver:      Y.ARIN.NET.
nserver:      Z.ARIN.NET.
ds-rdata:     32719 5 1 d329ba1c6f83ed20a6c0757b4f0d079b797a75f6
ds-rdata:     32719 5 2 b0f3ce71b5053d9dab980b3bc4627bb6140fcf4ed22e96b1839e08b13670357b

whois:        whois.arin.net

changed:      1992-12
changed:      2018-04-27
source:       IANA