ASN AS21193 is an Autonomous System Number used to identify a network for BGP internet routing.

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.

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AS21193 Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya

Q: Who manages ASN AS21193?

AS21193 is listed under Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya.

ASN Lookup Tool

Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya ciberseguretat.cat

ES 28 Routes

AS Data

AS21193

AS21193 – Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya

AS Number	21193
AS Name	XARXA-AS
Organization	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya (org-xted1-ripe)
Country	ES
Website	ciberseguretat.cat
Number of IPv4 Routes	28
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2004-11-11

ASN Intelligence API for production workflows

Use ASN data for AS21193 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
85.192.75.0/24	AS21193	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	Servers	256
213.176.163.0/24	AS21193	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	Xarxa Telematica Educativa de Catalunya	256
85.192.110.0/24	AS21193	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	Metrolan connections for schools	256
85.192.65.0/24	AS21193	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	256
85.192.64.0/18	AS21193	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	16384
213.176.161.0/24	AS21193	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	Xarxa Telematica Educativa de Catalunya	256
85.192.74.0/24	AS21193	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	Servers	256
213.176.160.0/19	AS21193	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	Xarxa Telematica Educativa de Catalunya	8192
85.192.96.0/21	AS21193	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	Metrolan connections for schools	2048
85.192.88.0/22	AS21193	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	Legacy	1024

Raw Whois Response

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS21153 - AS21241'

as-block:       AS21153 - AS21241
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2018-11-22T15:27:27Z
last-modified:  2018-11-22T15:27:27Z
source:         RIPE

% Information related to 'AS21193'

% Abuse contact for 'AS21193' is 'cert@ciberseguretat.cat'

aut-num:        AS21193
as-name:        XARXA-AS
org:            ORG-XTEd1-RIPE
import:         from AS39551 accept ANY
export:         to AS39551 announce AS21193
default:        to AS39551 action pref=1; networks ANY
admin-c:        AXC6-RIPE
tech-c:         AXC6-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         XTEC-MNT
created:        2004-11-11T13:36:27Z
last-modified:  2026-03-30T14:35:30Z
source:         RIPE

organisation:   ORG-XTEd1-RIPE
org-name:       Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya
country:        ES
org-type:       LIR
address:        Carrer de Salvador Espriu, 45-51 (Poligon Pedrosa)
address:        08908
address:        L'Hospitalet de Llobregat
address:        SPAIN
phone:          +34935574000
fax-no:         +34935574025
admin-c:        MG13134-RIPE
admin-c:        EC9516-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        GENCAT-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         GENCAT-MNT
abuse-c:        AC23407-RIPE
created:        2004-04-17T11:18:40Z
last-modified:  2021-07-02T10:08:02Z
source:         RIPE # Filtered

role:           Administrador xarxa CTTI
address:        Carrer de Salvador Espriu, 45-51 08908 L'Hospitalet de Llobregat
nic-hdl:        AXC6-RIPE
admin-c:        AG29182-RIPE
admin-c:        MV16457-RIPE
admin-c:        tvc66-ripe
admin-c:        OCM72
admin-c:        SDND5-RIPE
tech-c:         AG29182-RIPE
tech-c:         MV16457-RIPE
tech-c:         tvc66-ripe
tech-c:         OCM72
tech-c:         SDND5-RIPE
created:        2026-03-05T09:50:12Z
last-modified:  2026-03-20T09:33:48Z
source:         RIPE # Filtered
mnt-by:         GENCAT-MNT
mnt-by:         XTEC-MNT

% This query was served by the RIPE Database Query Service version 1.121.2 (DEXTER)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS21153 - AS21241",
    "description" : [ "RIPE NCC ASN block" ],
    "remarks" : [ "These AS Numbers are assigned to network operators in the RIPE NCC service region." ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT" ],
    "date_created" : "2018-11-22",
    "date_updated" : "2018-11-22",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS21193",
    "as_name" : "XARXA-AS",
    "status" : "ASSIGNED",
    "import" : [ "from AS39551 accept ANY" ],
    "export" : [ "to AS39551 announce AS21193" ],
    "default" : [ "to AS39551 action pref=1; networks ANY" ],
    "organization" : "ORG-XTEd1-RIPE",
    "admin_contacts" : [ "AXC6-RIPE" ],
    "tech_contacts" : [ "AXC6-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "XTEC-MNT" ],
    "date_created" : "2004-11-11",
    "date_updated" : "2026-03-30",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-XTEd1-RIPE",
    "name" : "Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya",
    "type" : "LIR",
    "address" : [ "Carrer de Salvador Espriu, 45-51 (Poligon Pedrosa)", "08908", "L'Hospitalet de Llobregat", "SPAIN" ],
    "street" : "Poligon Pedrosa",
    "city" : "L'hospitalet De Llobregat",
    "zip_code" : "08908",
    "country" : [ "ES" ],
    "phone" : [ "+34935574000" ],
    "fax_no" : [ "+34935574025" ],
    "admin_contacts" : [ "MG13134-RIPE", "EC9516-RIPE" ],
    "abuse_contacts" : [ "AC23407-RIPE" ],
    "mnt_ref" : [ "RIPE-NCC-HM-MNT", "GENCAT-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "GENCAT-MNT" ],
    "date_created" : "2004-04-17",
    "date_updated" : "2021-07-02",
    "source" : "RIPE",
    "addressCountry" : "SPAIN"
  },
  "administrative_contacts" : [ {
    "handle" : "AXC6-RIPE",
    "name" : "Administrador xarxa CTTI",
    "address" : [ "Carrer de Salvador Espriu, 45-51 08908 L'Hospitalet de Llobregat" ],
    "street" : "Carrer De Salvador Espriu",
    "city" : "L'hospitalet De Llobregat",
    "zip_code" : "08908",
    "admin_contacts" : [ "AG29182-RIPE", "MV16457-RIPE", "tvc66-ripe", "OCM72", "SDND5-RIPE" ],
    "tech_contacts" : [ "AG29182-RIPE", "MV16457-RIPE", "tvc66-ripe", "OCM72", "SDND5-RIPE" ],
    "mnt_by" : [ "GENCAT-MNT", "XTEC-MNT" ],
    "date_created" : "2026-03-05",
    "date_updated" : "2026-03-20",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "AXC6-RIPE",
    "name" : "Administrador xarxa CTTI",
    "address" : [ "Carrer de Salvador Espriu, 45-51 08908 L'Hospitalet de Llobregat" ],
    "street" : "Carrer De Salvador Espriu",
    "city" : "L'hospitalet De Llobregat",
    "zip_code" : "08908",
    "admin_contacts" : [ "AG29182-RIPE", "MV16457-RIPE", "tvc66-ripe", "OCM72", "SDND5-RIPE" ],
    "tech_contacts" : [ "AG29182-RIPE", "MV16457-RIPE", "tvc66-ripe", "OCM72", "SDND5-RIPE" ],
    "mnt_by" : [ "GENCAT-MNT", "XTEC-MNT" ],
    "date_created" : "2026-03-05",
    "date_updated" : "2026-03-20",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS39551	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	ES

Upstreams

AS Number	Description	Country
AS39551	Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya	ES