% 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.
%  2026-08-02 04:15:19 (-03 -03:00)

inetnum:     201.228.128.0/17
status:      allocated
aut-num:     N/A
owner:       COLOMBIA TELECOMUNICACIONES S.A. ESP BIC
ownerid:     CO-CTSE-LACNIC
responsible: Administradores Internet Colombia
address:     Transversal 60, 114, A 55
address:     N - BOGOTA - Cu
country:     CO
phone:       +57  17050000 [0000]
owner-c:     CTE7
tech-c:      CTE7
abuse-c:     CTE7
inetrev:     201.228.168.0/21
nserver:     DNS5.TELECOM.COM.CO
nsstat:      20260730 AA
nslastaa:    20260730
nserver:     DNS.TELECOM.COM.CO
nsstat:      20260730 AA
nslastaa:    20260730
inetrev:     201.228.176.0/20
nserver:     DNS5.TELECOM.COM.CO
nsstat:      20260802 AA
nslastaa:    20260802
nserver:     DNS.TELECOM.COM.CO
nsstat:      20260802 AA
nslastaa:    20260802
inetrev:     201.228.162.0/23
nserver:     DNS5.TELECOM.COM.CO
nsstat:      20260801 AA
nslastaa:    20260801
nserver:     DNS.TELECOM.COM.CO
nsstat:      20260801 AA
nslastaa:    20260801
inetrev:     201.228.164.0/22
nserver:     DNS5.TELECOM.COM.CO
nsstat:      20260801 AA
nslastaa:    20260801
nserver:     DNS.TELECOM.COM.CO
nsstat:      20260801 AA
nslastaa:    20260801
inetrev:     201.228.192.0/18
nserver:     DNS5.TELECOM.COM.CO
nsstat:      20260730 AA
nslastaa:    20260730
nserver:     DNS.TELECOM.COM.CO
nsstat:      20260730 AA
nslastaa:    20260730
inetrev:     201.228.144.0/20
nserver:     DNS5.TELECOM.COM.CO
nsstat:      20260731 AA
nslastaa:    20260731
nserver:     DNS.TELECOM.COM.CO
nsstat:      20260731 AA
nslastaa:    20260731
inetrev:     201.228.136.0/21
nserver:     DNS5.TELECOM.COM.CO
nsstat:      20260801 AA
nslastaa:    20260801
nserver:     DNS.TELECOM.COM.CO
nsstat:      20260801 AA
nslastaa:    20260801
inetrev:     201.228.132.0/22
nserver:     DNS5.TELECOM.COM.CO
nsstat:      20260729 AA
nslastaa:    20260729
nserver:     DNS.TELECOM.COM.CO
nsstat:      20260729 AA
nslastaa:    20260729
inetrev:     201.228.130.0/23
nserver:     DNS5.TELECOM.COM.CO
nsstat:      20260801 AA
nslastaa:    20260801
nserver:     DNS.TELECOM.COM.CO
nsstat:      20260801 AA
nslastaa:    20260801
created:     20060710
changed:     20260723

nic-hdl:     CTE7
person:      Grupo de Administradores Internet
e-mail:      hostmaster.co@telefonica.com
address:     Transversal, 60, 114 A, 55
address:     571111 - BOGOTA DC - CU
country:     CO
phone:       +57 1 7050000 [71360]
created:     20140220
changed:     20240312

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