WHOIS

Lookup an IP or domain. Uses IANA referral first, then registry WHOIS.

### IANA response (whois.iana.org)

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

refer:        whois.lacnic.net

inetnum:      190.0.0.0 - 190.255.255.255
organisation: LACNIC
status:       ALLOCATED

whois:        whois.lacnic.net

changed:      1995-06
source:       IANA

### Registry response (whois.lacnic.net)

% IP Client: 2001:41d0:305:2100:0:0:0:5cfe
 
% Joint Whois - whois.lacnic.net
%  This server accepts single ASN, IPv4 or IPv6 queries

% LACNIC resource: whois.lacnic.net


% Copyright LACNIC lacnic.net
%  The data below is provided for information purposes
%  and to assist persons in obtaining information about or
%  related to AS and IP numbers registrations
%  By submitting a whois query, you agree to use this data
%  only for lawful purposes.
%  2026-02-02 13:23:12 (-03 -03:00)

inetnum:     190.15.192.0/19
status:      allocated
aut-num:     N/A
owner:       Informática y Telecomunicaciones S.A.
ownerid:     AR-IYTS-LACNIC
responsible: Sergio Lorenzo
address:     Perú, 1070, 
address:     M5500FAX - Mendoza - MZ
country:     AR
phone:       +54 261 4134500
owner-c:     SEL2
tech-c:      SEL2
abuse-c:     SEL2
inetrev:     190.15.192.0/19
nserver:     CHOIQUE.ITCSA.NET.AR
nsstat:      20260202 AA
nslastaa:    20260202
nserver:     TOMERO.ITCSA.NET.AR
nsstat:      20260202 AA
nslastaa:    20260202
created:     20070201
changed:     20070201

nic-hdl:     SEL2
person:      Sergio Lorenzo
e-mail:      sergiol@itcsa.net.ar
address:     Sarmiento, 744, -
address:     5500 - Mendoza - 
country:     AR
phone:       +054  2614134500 [0000]
created:     20030413
changed:     20220224

% whois.lacnic.net accepts only direct match queries.
% Types of queries are: POCs, ownerid, CIDR blocks, IP
% and AS numbers.