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AS26603 Telmex Colombia S.A. | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

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Telmex Colombia S.A. telmex.com

CO 0 Routes

AS Data

AS26603

AS26603 – Telmex Colombia S.A.

AS Number	26603
AS Name	CO-ACSA-LACNIC
Organization	Telmex Colombia S.A.
Country	CO
Website	telmex.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	ISP
Registry	lacnic
Date Allocated	2002-09-16

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Raw Whois Response

% 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.
%  2026-10-10 12:37:49 (Z Z)

aut-num:     AS26603
owner:       Telmex Colombia S.A.
ownerid:     CO-ACSA-LACNIC
responsible: Operaciones Core IP
address:     CLARO FIJO COLOMBIA - Cra 68A No. 24B-10, 11111, 
address:     11111 - Bogota - DC
country:     CO
phone:       +57 01 7480000
owner-c:     ATI
routing-c:   ATI
abuse-c:     ATI
created:     20020916
changed:     20120731

nic-hdl:     ATI
person:      Network Security Team
e-mail:      ciro.mantilla@claro.com.co
address:     Carrera 68a #24b-10, 00, Plaza Claro
address:     111321 - Bogota - DC
country:     CO
phone:       +57  6017500300 [81966]
created:     20020909
changed:     20250218

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

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.lacnic.net",
  "aut_nums" : [ {
    "aut_num" : "AS26603",
    "country" : "CO",
    "admin_contacts" : [ "ATI" ],
    "tech_contacts" : [ "ATI" ],
    "abuse_contacts" : [ "ATI" ],
    "date_created" : "2002-09-16",
    "date_updated" : "2012-07-31",
    "source" : "lacnic"
  } ],
  "organization" : {
    "handle" : "CO-ACSA-LACNIC",
    "name" : "Telmex Colombia S.A.",
    "address" : [ "CLARO FIJO COLOMBIA - Cra 68A No. 24B-10, 11111,", "11111 - Bogota - DC" ],
    "street" : "Cra 68a",
    "city" : "Bogota Dc",
    "zip_code" : "11111",
    "country" : [ "CO" ],
    "phone" : [ "+57 01 7480000" ],
    "abuse_contacts" : [ "ATI" ],
    "date_created" : "2002-09-16",
    "date_updated" : "2012-07-31",
    "source" : "lacnic"
  },
  "administrative_contacts" : [ {
    "handle" : "ATI",
    "address" : [ "Carrera 68a #24b-10, 00, Plaza Claro", "111321 - Bogota - DC" ],
    "street" : "Plaza",
    "city" : "Bogota Dc",
    "zip_code" : "111321",
    "country" : "CO",
    "email" : [ "ciro.mantilla@claro.com.co" ],
    "phone" : [ "+57  6017500300 [81966]" ],
    "date_created" : "2002-09-09",
    "date_updated" : "2025-02-18",
    "source" : "lacnic"
  } ],
  "technical_contacts" : [ {
    "handle" : "ATI",
    "address" : [ "Carrera 68a #24b-10, 00, Plaza Claro", "111321 - Bogota - DC" ],
    "street" : "Plaza",
    "city" : "Bogota Dc",
    "zip_code" : "111321",
    "country" : "CO",
    "email" : [ "ciro.mantilla@claro.com.co" ],
    "phone" : [ "+57  6017500300 [81966]" ],
    "date_created" : "2002-09-09",
    "date_updated" : "2025-02-18",
    "source" : "lacnic"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ATI",
    "address" : [ "Carrera 68a #24b-10, 00, Plaza Claro", "111321 - Bogota - DC" ],
    "street" : "Plaza",
    "city" : "Bogota Dc",
    "zip_code" : "111321",
    "country" : "CO",
    "email" : [ "ciro.mantilla@claro.com.co" ],
    "phone" : [ "+57  6017500300 [81966]" ],
    "date_created" : "2002-09-09",
    "date_updated" : "2025-02-18",
    "source" : "lacnic"
  } ]
}

Frequently Asked Questions

What is ASN AS26603?

ASN AS26603 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS26603?

AS26603 is listed under Telmex Colombia S.A..

What do peers, upstreams, and downstreams mean?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.