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:       58.in-addr.arpa

organisation: APNIC

nserver:      apnic.authdns.ripe.net.
nserver:      apnic1.dnsnode.net.
nserver:      ns1.apnic.net.
nserver:      ns2.lacnic.net.
nserver:      ns3.apnic.net.
nserver:      tinnie.arin.net.
ds-rdata:     7124 5 1 8deecfd685e23c54d33678f442f04cd4505ca0bb
ds-rdata:     7124 5 2 81358881dc92b033adc2f218d5ba39a61ac00fd6733160c4324ee32ccabee040

whois:        whois.apnic.net

changed:      2004-04
changed:      2017-05-30
source:       IANA