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. By submitting any personal data, you acknowledge and agree that the personal data submitted will be processed in accordance with our Privacy Policy, and you agree to abide by the website Terms of Service.


% IANA WHOIS server
% for more information on IANA, visit http://www.iana.org
% This query returned 1 object

domain:       191.in-addr.arpa

organisation: Administered by LACNIC

nserver:      NS-LACNIC.NIC.MX.
nserver:      NS.LACNIC.NET.
nserver:      NS2.LACNIC.NET.
nserver:      NS3.AFRINIC.NET.
nserver:      NS4.APNIC.NET.
nserver:      RIRNS.ARIN.NET.
nserver:      a.arpa.DNS.BR.
nserver:      a.lactld.org.
ds-rdata:     47290 8 1 F341B86DC64FD1F0DB6225E9C63A2CA60667B696
ds-rdata:     47290 8 2 90ABE266288DCE153C68D402590AAFAF7020E2E4275967F29E4E0B7F 366C7BA3

whois:        whois.lacnic.net

changed:      1993-05
changed:      2021-01-27
source:       IANA