% APNIC found the following authoritative answer from: whois.lacnic.net

% IP Client: 203.119.110.26
 
% 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.
%  2026-01-19 01:37:59 (-03 -03:00)

inetnum:     148.243.231.192/27
status:      reassigned
aut-num:     N/A
owner:       BEAR SA DE CV
ownerid:     MX-BSCV21-LACNIC
responsible: JOSE LUIS FLORES
address:     AV PASEO DE LA REFORMA COL TABACALERA, 1, 8
address:     06030 - DF - ME
country:     MX
phone:       +52 55 50631005
owner-c:     ADA10
tech-c:      ADA10
abuse-c:     ADA10
created:     20010301
changed:     20110611
inetnum-up:  148.243.0.0/16

nic-hdl:     ADA10
person:      Administrador Avantel
e-mail:      noc@avantel.net.mx
address:     Parque Industrial Kalos Nave 6, 6, 
address:     66600 - Apodaca - NL
country:     MX
phone:       +52 81 82213065
created:     20031003
changed:     20031003

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