ASN AS20191 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS20191?

AS20191 is listed under Pontificia Universidad Catolica de Chile.

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?

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AS20191 Pontificia Universidad Catolica de Chile

Pontificia Universidad Catolica de Chile uc.cl

CL 51 Routes

AS Data

AS20191

AS20191 – Pontificia Universidad Catolica de Chile

AS Number	20191
AS Name	CL-PUCC1-LACNIC
Organization	Pontificia Universidad Catolica de Chile()
Country	CL
Website	uc.cl
Number of IPv4 Routes	47
Number of IPv6 Routes	4
ASN type	EDUCATION
Registry	lacnic
Date Allocated	2001-04-04

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Use ASN data for AS20191 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
146.155.88.0/24	AS20191	Pontificia Universidad Catolica de Chile	Pontificia Universidad Catolica de Chile	256
2800:1b0:5000::/36	AS20191	Pontificia Universidad Catolica de Chile	Pontificia Universidad Catolica de Chile	~5×10²⁷
146.155.95.0/24	AS20191	Pontificia Universidad Catolica de Chile	Pontificia Universidad Catolica de Chile	256
146.155.117.0/24	AS20191	Pontificia Universidad Catolica de Chile	Pontificia Universidad Catolica de Chile	256
146.155.100.0/24	AS20191	Pontificia Universidad Catolica de Chile	Pontificia Universidad Catolica de Chile	256
146.155.97.0/24	AS20191	Pontificia Universidad Catolica de Chile	Pontificia Universidad Catolica de Chile	256
146.155.1.0/24	AS20191	Pontificia Universidad Catolica de Chile	Pontificia Universidad Catolica de Chile	256
146.155.25.0/24	AS20191	Pontificia Universidad Catolica de Chile	Pontificia Universidad Catolica de Chile	256
146.155.77.0/24	AS20191	Pontificia Universidad Catolica de Chile	Pontificia Universidad Catolica de Chile	256
146.155.160.0/23	AS20191	Pontificia Universidad Catolica de Chile	Pontificia Universidad Catolica de Chile	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.
%  2026-03-25 09:32:15 (-03 -03:00)

aut-num:     AS20191
owner:       Pontificia Universidad Catolica de Chile
ownerid:     CL-PUCC1-LACNIC
responsible: Andres Robles
address:     Vicuna Mackenna, 4860, -
address:     7820436 - Santiago - RM
country:     CL
phone:       +56  223544094 [0000]
owner-c:     PUC
routing-c:   ANR77
abuse-c:     PUC
created:     20010404
changed:     20230117
inetnum:     2800:1b0::/32
inetnum:     146.155.0.0/16

nic-hdl:     PUC
person:      P. Universidad Católica de Chile
e-mail:      nic@uc.cl
address:     Vicuña Mackenna, 4860, Macul
address:     7820436 - Santiago - 
country:     CL
phone:       +56  223541341 [0000]
created:     20051124
changed:     20220907

nic-hdl:     ANR77
person:      Andres Robles
e-mail:      andres.robles@uc.cl
address:     Av. Vicuna Mackenna 4860, 4860, Edificio CDDOC
address:     - - Santiago - RM
country:     CL
phone:       +56  971399746 [0000]
created:     20180807
changed:     20220907

% 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:       20191
ASName:         LACNIC-20191
ASHandle:       AS20191
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/20191

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

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

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


#
# 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

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "20191",
    "as_handle" : "AS20191",
    "as_name" : "LACNIC-20191",
    "tech_contacts" : [ "LACNIC-ARIN" ],
    "abuse_contacts" : [ "LWI100-ARIN" ],
    "date_created" : "2002-07-27",
    "date_updated" : "2007-12-17",
    "source" : "https://rdap.arin.net/registry/autnum/20191"
  } ],
  "organization" : {
    "handle" : "LACNIC",
    "name" : "Latin American and Caribbean IP address Regional Registry",
    "address" : [ "Rambla Republica de Mexico 6125", "Montevideo", "11400", "UY" ],
    "street" : "Rambla Republica De Mexico",
    "city" : "Montevideo",
    "zip_code" : "11400",
    "country" : [ "UY" ],
    "date_created" : "2002-07-27",
    "date_updated" : "2018-03-15",
    "source" : "https://rdap.arin.net/registry/entity/LACNIC",
    "addressCountry" : "UY"
  },
  "technical_contacts" : [ {
    "handle" : "LACNIC-ARIN",
    "name" : "LACNIC Whois Info",
    "email" : [ "whois-contact@lacnic.net" ],
    "phone" : [ "+598-2604-2222" ],
    "source" : "https://rdap.arin.net/registry/entity/LACNIC-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "LWI100-ARIN",
    "name" : "LACNIC Whois Info",
    "email" : [ "abuse@lacnic.net" ],
    "phone" : [ "+598-2604-2222" ],
    "source" : "https://rdap.arin.net/registry/entity/LWI100-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS7195	EDGEUNO S.A.S	CO
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS262589	SAMM TECNOLOGIA E TELECOMUNICACOES S.A	BR
AS6939	Hurricane Electric LLC	US
AS32590	Valve Corporation	US
AS269956	HABLAIP SPA	CL
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS52468	UFINET PANAMA S.A.	PA
AS11340	Red Universitaria Nacional	CL
AS18747	IFX Corporation	US

Upstreams

AS Number	Description	Country
AS3549	Level 3 Parent, LLC	US
AS6939	Hurricane Electric LLC	US
AS6057	Administracion Nacional de Telecomunicaciones	UY
AS11340	Red Universitaria Nacional	CL
AS3356	Level 3 Parent, LLC	US

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