ASN Lookup Tool

University de Los Andes uniandes.edu.co CO CO 2 Routes

AS Data

AS3603

AS3603University de Los Andes

AS Number 3603
AS Name CO-ULAN5-LACNIC
Organization University de Los Andes()
Country CO
Website uniandes.edu.co
Number of IPv4 Routes 2
Number of IPv6 Routes 0
ASN type EDUCATION
Registry lacnic
Date Allocated 1994-05-18

ASN Intelligence API for production workflows

Use ASN data for AS3603 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

IP Ranges

Route # IPs
157.253.99.0/24 256
157.253.0.0/16 65536

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 09:34:23 (-03 -03:00)

aut-num:     AS3603
owner:       University de Los Andes
ownerid:     CO-ULAN5-LACNIC
responsible: Direccion de Tecnologías de Información
address:     Cra. 1, 18a, 10
address:     00000 - Bogota - dc
country:     CO
phone:       +57  13394949 [3333]
owner-c:     RIP7
routing-c:   RIP7
abuse-c:     RIP7
created:     19940518
changed:     20080923
inetnum:     157.253.0.0/16

nic-hdl:     RIP7
person:      Luis Alejandro Rojas
e-mail:      ja.pulido@uniandes.edu.co
address:     Carrera 1 # 18a -10, 18a, 10
address:     00000 - Bogota - dc
country:     CO
phone:       +57  6013394949 [4715]
created:     20080808
changed:     20230725

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


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       3603
ASName:         LACNIC-3603
ASHandle:       AS3603
RegDate:        2002-07-27
Updated:        2007-12-17
Comment:        This AS is under LACNIC responsibility for further allocations to
Comment:        users in LACNIC region.
Comment:        Please see http://www.lacnic.net/ for further details, or check the
Comment:        WHOIS server located at http://whois.lacnic.net    
Ref:            https://rdap.arin.net/registry/autnum/3603

ResourceLink:  http://lacnic.net/cgi-bin/lacnic/whois
ResourceLink:  whois.lacnic.net


OrgName:        Latin American and Caribbean IP address Regional Registry
OrgId:          LACNIC
Address:        Rambla Republica de Mexico 6125
City:           Montevideo
StateProv:      
PostalCode:     11400
Country:        UY
RegDate:        2002-07-27
Updated:        2018-03-15
Ref:            https://rdap.arin.net/registry/entity/LACNIC

ReferralServer:  whois://whois.lacnic.net
ResourceLink:  http://lacnic.net/cgi-bin/lacnic/whois

OrgTechHandle: LACNIC-ARIN
OrgTechName:   LACNIC Whois Info
OrgTechPhone:  +598-2604-2222 
OrgTechEmail:  whois-contact@lacnic.net
OrgTechRef:    https://rdap.arin.net/registry/entity/LACNIC-ARIN

OrgAbuseHandle: LWI100-ARIN
OrgAbuseName:   LACNIC Whois Info
OrgAbusePhone:  +598-2604-2222 
OrgAbuseEmail:  abuse@lacnic.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LWI100-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS19429 ETB - Colombia CO
AS3700 Cloud 9 Internet, Inc. US
AS19429 ETB Colombia CO
AS262191 LIBERTY NETWORKS DE COLOMBIA S.A.S CO

Upstreams

AS Number Description Country
AS3700 Cloud 9 Internet, Inc. US
AS19429 ETB Colombia CO
AS262191 LIBERTY NETWORKS DE COLOMBIA S.A.S CO

Ready to get started?Get Started with IP Intelligence API Today

CTA Illustration

Frequently Asked Questions

ASN AS3603 is an Autonomous System Number used to identify a network for BGP internet routing.
AS3603 is listed under University de Los Andes.
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.