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AS265523 Sierra Madre Internet SA de CV

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

Sierra Madre Internet SA de CV

MX 8 Routes

AS Data

AS265523

AS265523 – Sierra Madre Internet SA de CV

AS Number	265523
AS Name	MX-SMIS4-LACNIC
Organization	Sierra Madre Internet SA de CV()
Country	MX
Number of IPv4 Routes	7
Number of IPv6 Routes	1
ASN type	ISP
Registry	lacnic
Date Allocated	2016-11-04

ASN Intelligence API for production workflows

Use ASN data for AS265523 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
186.209.92.0/22	AS265523	Sierra Madre Internet SA de CV	Sierra Madre Internet SA de CV	1024
45.181.12.0/22	AS265523	Sierra Madre Internet SA de CV	Sierra Madre Internet SA de CV	1024
45.188.92.0/22	AS265523	Sierra Madre Internet SA de CV	Sierra Madre Internet SA de CV	1024
177.125.136.0/22	AS265523	Sierra Madre Internet SA de CV	Sierra Madre Internet SA de CV	1024
170.238.252.0/22	AS265523	Sierra Madre Internet SA de CV	Sierra Madre Internet SA de CV	1024
2806:364::/32	AS265523	Sierra Madre Internet SA de CV	Sierra Madre Internet SA de CV	~79×10²⁷
190.123.124.0/22	AS265523	Sierra Madre Internet SA de CV	Sierra Madre Internet SA de CV	1024
45.235.128.0/22	AS265523	Sierra Madre Internet SA de CV	Sierra Madre Internet SA de CV	1024

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.
%  2026-03-12 07:56:54 (-03 -03:00)

aut-num:     AS265523
owner:       Sierra Madre Internet SA de CV
ownerid:     MX-SMIS4-LACNIC
responsible: Hector Patricio Garcia Olague
address:     Chiapas, 904, Nuevo Repueblo
address:     64700 - Monterrey - NL
country:     MX
phone:       +52  8112579638 [304]
owner-c:     HPO4
routing-c:   HPO4
abuse-c:     HPO4
created:     20161104
changed:     20161104

nic-hdl:     HPO4
person:      Hector Patricio Garcia Olague
e-mail:      patriciolague@gmail.com
address:     Chiapas, 904, Nuevo Repueblo
address:     64700 - Monterrey - NL
country:     MX
phone:       +52  8112579638 [304]
created:     20161004
changed:     20231019

% 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
AS28458	IENTC S DE RL DE CV	MX
AS1299	Arelion Sweden AB	SE
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS28458	IENTC S DE RL DE CV	MX
AS1299	Arelion Sweden AB	SE
AS174	Cogent Communications, LLC	US

Frequently Asked Questions

What is ASN AS265523?

ASN AS265523 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS265523?

AS265523 is listed under Sierra Madre Internet SA de CV.

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.