AS39551 — GENCAT-AS Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya

AS39551 announces 1 IPv4 prefixes covering 32,768 addresses and 0 IPv6 prefixes.

About this network

The AS handle GENCAT-AS is held by CTTI (Centre de Telecomunicacions i Tecnologies de la Informació).

What it's used for

• The address space is registered under the netname ES-GENCAT-20040519 with registrants identified as "Administrador xarxa CTTI" and "Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya".
• The inventory consists of 8 IPv4 prefixes totaling 32,768 addresses, all located in Spain, with 7 observed routing neighbours.
• As the telecommunications and information technology center for the Government of Catalonia, this network carries internal government data, administrative services, and institutional connectivity for public sector entities.

Notable

• All registrant entries consistently identify the CTTI network administrator and the Generalitat de Catalunya, aligning perfectly with the AS holder.
• The address inventory is a contiguous block within the 83.247.0.0/16 range, subdivided into eight prefixes of varying sizes from /18 down to /24.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 83.247.128.0/17

Upstream networks

• AS12479 Orange Espagne SA
• AS3352 TELEFONICA DE ESPANA S.A.U.

Downstream networks

• AS21193 Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya
• AS16153 Servei Catala de la Salut
• AS25412 CORPORACIO CATALANA DE MITJANS AUDIOVISUALS, S.A.

Adjacent networks

• AS12479 Orange Espagne SA
• AS21193 Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya
• AS3352 TELEFONICA DE ESPANA S.A.U.
• AS16153 Servei Catala de la Salut
• AS25412 CORPORACIO CATALANA DE MITJANS AUDIOVISUALS, S.A.

Routing security

• RPKI: 76 valid, 0 invalid and 0 not-found announcements; 76 ROAs.
• ASPA: none published.
• IRR: 96% of announcements registered; 78 route objects.
• Listed in as-sets: AS-ALPICUSTOM, AS-CATNIX, AS-CATNIX-PEERS, AS-GENCAT, AS-OCATCUSTOM, AS12479:AS-CUSTOMERS, AS3352:AS-GENCAT, AS57802:AS-DECIX-BCN-CONNECTED, AS57802:AS-DECIX-BCN-RS, AS57802:AS-DECIX-BCN-RS-V6.

Internet exchanges

• Catalunya Neutral Internet Exchange Point — Barcelona, Spain
• DE-CIX Barcelona — Barcelona, Spain