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AS27864 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.

ASN Lookup Tool

Telmex Colombia S.A. claro.com.co

CO 1 Routes

AS Data

AS27864

AS27864 – Telmex Colombia S.A.

AS Number	27864
AS Name	CO-ACSA-LACNIC
Organization	Telmex Colombia S.A.()
Country	CO
Website	claro.com.co
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	ISP
Registry	lacnic
Date Allocated	2006-10-13

ASN Intelligence API for production workflows

Use ASN data for AS27864 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
190.145.252.0/23	AS27864	Telmex Colombia S.A.	Telmex Colombia S.A.	512

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.
%  2026-03-16 09:17:54 (-03 -03:00)

aut-num:     AS27864
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:     20061013
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

Peers

AS Number	Description	Country
AS14080	Telmex Colombia S.A.	CO

Upstreams

AS Number	Description	Country
AS14080	Telmex Colombia S.A.	CO

Frequently Asked Questions

What is ASN AS27864?

ASN AS27864 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS27864?

AS27864 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.