ASN Lookup Tool

INSTITUTO TECNOLOGICO DE TELEFONOS DE MEXICO telmex.com MX MX 0 Routes

AS Data

AS27666

AS27666 – INSTITUTO TECNOLOGICO DE TELEFONOS DE MEXICO

AS Number 27666
AS Name MX-ITTM-LACNIC
Organization INSTITUTO TECNOLOGICO DE TELEFONOS DE MEXICO()
Country MX
Website telmex.com
Number of IPv4 Routes 0
Number of IPv6 Routes 0
ASN type ISP
Registry lacnic
Date Allocated 2003-04-02

ASN Intelligence API for production workflows

Use ASN data for AS27666 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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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.
%  2026-03-13 09:23:11 (-03 -03:00)

aut-num:     AS27666
owner:       INSTITUTO TECNOLOGICO DE TELEFONOS DE MEXICO
ownerid:     MX-ITTM-LACNIC
responsible: FERNANDO HELLIO ESCAMILLA IBARRA
address:     TEPEPAN, 31, 
address:     14050 - TLALPAN - 
country:     MX
phone:       +52 55 55613182
owner-c:     FHI
routing-c:   FHI
abuse-c:     FHI
created:     20030402
changed:     20040217

nic-hdl:     FHI
person:      FERNANDO HELLIO ESCAMILLA IBARRA
e-mail:      fescamil@telmex.com
address:     NEXTENGO, 78, S. APOLONIA
address:     02790 - AZCAPOTZALCO - CX
country:     MX
phone:       +52 55 55123992
created:     20021016
changed:     20170107

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

Parsed Whois Response

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Frequently Asked Questions

ASN AS27666 is an Autonomous System Number used to identify a network for BGP internet routing.
AS27666 is listed under INSTITUTO TECNOLOGICO DE TELEFONOS DE MEXICO.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.