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AS272381 FIBER NETWORK DEL SUR

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

FIBER NETWORK DEL SUR fibernetwork.com.mx

MX 2 Routes

AS Data

AS272381

AS272381 – FIBER NETWORK DEL SUR

AS Number	272381
AS Name	MX-FNSU-LACNIC
Organization	FIBER NETWORK DEL SUR()
Country	MX
Website	fibernetwork.com.mx
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	ISP
Registry	lacnic
Date Allocated	2024-04-19

ASN Intelligence API for production workflows

Use ASN data for AS272381 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2806:41d::/32	AS272381	FIBER NETWORK DEL SUR	FIBER NETWORK DEL SUR	~79×10²⁷
185.75.15.0/24	AS272381	FIBER NETWORK DEL SUR	Fiber Network del Sur	256

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 09:15:05 (-03 -03:00)

aut-num:     AS272381
owner:       FIBER NETWORK DEL SUR
ownerid:     MX-FNSU-LACNIC
responsible: Sergio Javier VIllalobos Castillo
address:     MAURILIO CORTES, SIN N, CENTRO
address:     95690 - JUAN RODRIGUEZ CLARA - VE
country:     MX
phone:       +52  2838736368
owner-c:     SJC15
routing-c:   SJC15
abuse-c:     SJC15
created:     20240419
changed:     20240419

nic-hdl:     SJC15
person:      Sergio Javier Villalobos Castillo
e-mail:      admin@fibernetwork.com.mx
address:     MAURILIO CORTES, SIN N, CENTRO
address:     95690 - JUAN RODRIGUEZ CLARA - VE
country:     MX
phone:       +52  2831023599
created:     20240128
changed:     20240128

% 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
AS32098	Transtelco Inc	US

Upstreams

AS Number	Description	Country
AS32098	Transtelco Inc	US

Frequently Asked Questions

What is ASN AS272381?

ASN AS272381 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS272381?

AS272381 is listed under FIBER NETWORK DEL SUR.

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.