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.

AS274103 REDES DEL RIO S.A.S.

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

REDES DEL RIO S.A.S. delriointernet.com.ar

AR 2 Routes

AS Data

AS274103

AS274103 – REDES DEL RIO S.A.S.

AS Number	274103
AS Name	AR-RIIN-LACNIC
Organization	REDES DEL RIO S.A.S.()
Country	AR
Website	delriointernet.com.ar
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	ISP
Registry	lacnic
Date Allocated	2025-04-28

ASN Intelligence API for production workflows

Use ASN data for AS274103 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

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
38.211.193.0/24	AS274103	REDES DEL RIO S.A.S.	Silica Networks Argentina S.A	256
186.0.219.0/24	AS274103	REDES DEL RIO S.A.S.	REDES DEL RIO S.A.S.	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.
%  2026-03-18 09:21:18 (-03 -03:00)

aut-num:     AS274103
owner:       REDES DEL RIO S.A.S.
ownerid:     AR-RIIN-LACNIC
responsible: Jorge Terreni
address:     Patricios, 962, 
address:     5507 - Luján de Cuyo - Mendoza
country:     AR
phone:       +54 9 2615703852
owner-c:     RII5
routing-c:   RII5
abuse-c:     RII5
created:     20250428
changed:     20250429

nic-hdl:     RII5
person:      Del Rio Internet
e-mail:      info@delriointernet.com.ar
address:     Patricios, 962, -
address:     5507 - Luján de Cuyo - Mendoza
country:     AR
phone:       +54  2615703852 [0000]
created:     20201006
changed:     20241106

% 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
AS7049	Silica Networks Argentina S.A.	AR

Upstreams

AS Number	Description	Country
AS7049	Silica Networks Argentina S.A.	AR

Frequently Asked Questions

What is ASN AS274103?

ASN AS274103 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS274103?

AS274103 is listed under REDES DEL RIO S.A.S..

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.