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:      189.0.0.0 - 189.255.255.255
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 22:43:57 (-03 -03:00)

inetnum:     189.206.0.0/16
status:      allocated
aut-num:     AS6503
aut-num:     AS11172
owner:       Alestra, S. de R.L. de C.V.
ownerid:     MX-ALES-LACNIC
responsible: IP NOC
address:     AV MUNICH, 175, CUAUHTEMOC
address:     66450 - SAN NICOLAS DE LOS GARZA - NL
country:     MX
phone:       +52  8008882662
owner-c:     INA2
tech-c:      INA2
abuse-c:     INA2
inetrev:     189.206.0.0/16
nserver:     DNS.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
nserver:     MAIL1.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
nserver:     MAIL2.ALESTRA.NET.MX
nsstat:      20260131 AA
nslastaa:    20260131
created:     20080108
changed:     20080108

nic-hdl:     INA2
person:      Inet Administrator
e-mail:      inetadmin@alestra.net.mx
address:     Ave. Eugenio Clariond Garza, 175, Cuauhtemoc
address:     66450 - San Nicolas de los Garza - NL
country:     MX
phone:       +52  8008882662
created:     20030206
changed:     20250421

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