ASN AS27751 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS27751?

AS27751 is listed under Neunet S.A..

What do peers, upstreams, and downstreams mean in ASN data?

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 shown for an ASN?

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

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS27751 Neunet S.A. | IPGeolocation.io

ASN Lookup Tool

Neunet S.A. ctcdatos.com.ar

AR 147 Routes

AS Data

AS27751

AS27751 – Neunet S.A.

AS Number	27751
AS Name	AR-NESA19-LACNIC
Organization	Neunet S.A.()
Country	AR
Website	ctcdatos.com.ar
Number of IPv4 Routes	146
Number of IPv6 Routes	1
ASN type	ISP
Registry	lacnic
Date Allocated	2004-07-12

ASN Intelligence API for production workflows

Use ASN data for AS27751 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
190.121.182.0/23	AS27751	Neunet S.A.	Neunet S.A.	512
200.59.244.0/24	AS27751	Neunet S.A.	Neunet S.A.	256
190.121.183.0/24	AS27751	Neunet S.A.	Neunet S.A.	256
190.108.253.0/24	AS27751	Neunet S.A.	Neunet S.A.	256
200.59.226.0/24	AS27751	Neunet S.A.	Neunet S.A.	256
200.59.252.0/23	AS27751	Neunet S.A.	Neunet S.A.	512
200.59.232.0/24	AS27751	Neunet S.A.	Neunet S.A.	256
190.108.226.0/23	AS27751	Neunet S.A.	Neunet S.A.	512
179.49.168.0/22	AS27751	Neunet S.A.	COOPERATIVA DE PROVISION DE SERVICIOS TELEFONICOS Y OTROS SERVICIOS PUBLICOS Y COMUNITARIOS DE CENTENARIO LIMITADA	1024
200.59.234.0/23	AS27751	Neunet S.A.	Neunet 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.
%  2026-03-14 09:20:39 (-03 -03:00)

aut-num:     AS27751
owner:       Neunet S.A.
ownerid:     AR-NESA19-LACNIC
responsible: Alcaraz Luis
address:     Bolivia, 132, .
address:     8309 - Centenario (Neuquen) - Neuquen
country:     AR
phone:       +54  2994898000 [0000]
owner-c:     CTC
routing-c:   CTC
abuse-c:     CTC
created:     20040712
changed:     20041118
inetnum:     2803:b600::/32

nic-hdl:     CTC
person:      Luis Alcaraz
e-mail:      luis.alberto.alcaraz@ctcdatos.com.ar
address:     San Martin, 275, -
address:     8309 - Centenario - nqn
country:     AR
phone:       +54  2995816360 [0000]
created:     20031118
changed:     20250403

% 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
AS265660	QUINAR S.R.L.	AR
AS28009	Davitel S.A.	AR
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS3549	Level 3 Parent, LLC	US
AS52294	CABASE Camara Arg de Base de Datos y Serv en Linea	AR
AS22927	Telefonica de Argentina	AR
AS7049	Silica Networks Argentina S.A.	AR

Upstreams

AS Number	Description	Country
AS3549	Level 3 Parent, LLC	US
AS52294	CABASE Camara Arg de Base de Datos y Serv en Linea	AR
AS22927	Telefonica de Argentina	AR
AS7049	Silica Networks Argentina S.A.	AR

Downstreams

AS Number	Description	Country
AS265660	QUINAR S.R.L.	AR
AS28009	Davitel S.A.	AR