AS39551 GENCAT-AS Centre de Telecomunicacions i Tecnologies de la Informacio de la Generalitat de Catalunya
🇪🇸Org handle: ORG-CTiT1-RIPE
RIPE NCCallocated
Announced Prefixes (BGP)
76total
76 IPv40 IPv6
IPv4 Addresses
Allocated (RIR)49,408
Announced (BGP)33,024
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)0
Announced Prefixes
(BGP)76|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-10 | |
| Valid | RIPE | 2026-10-10 | |
| Valid | RIPE | 2026-10-10 | |
| Valid | RIPE | 2026-10-10 | |
| Valid | RIPE | 2026-10-10 | |
| Valid | RIPE | 2026-10-10 | |
| Valid | RIPE | 2026-10-10 | |
| Valid | RIPE | 2026-10-10 | |
| Valid | RIPE | 2026-10-10 | |
| Valid | RIPE | 2026-10-10 |
1-10 of 76
1 / 8
Allocated Prefixes
(RIR)67Prefix | Country | RIR | Status |
|---|---|---|---|
| 83.247.128.0/17 | 🇪🇸 ES | RIPENCC | allocated |
| 83.247.128.0/24 | 🇪🇸 ES | RIPE | assigned |
| 83.247.129.0/24 | 🇪🇸 ES | RIPE | assigned |
| 83.247.130.0/24 | 🇪🇸 ES | RIPE | assigned |
| 83.247.131.0/24 | 🇪🇸 ES | RIPE | assigned |
| 83.247.132.0/24 | 🇪🇸 ES | RIPE | assigned |
| 83.247.133.0/24 | 🇪🇸 ES | RIPE | assigned |
| 83.247.134.0/24 | 🇪🇸 ES | RIPE | assigned |
| 83.247.135.0/24 | 🇪🇸 ES | RIPE | assigned |
| 83.247.136.0/24 | 🇪🇸 ES | RIPE | assigned |
1-10 of 67
1 / 7
All 76 announced prefixes of AS39551 →
BGP Neighbours
(seen in AS paths)Upstreams (3)
Networks AS39551 hands its own prefixes to: transit providers, or peers at an exchange.
ASPA
No ASPA
Abuse Contact
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS39551 should publish an ASPA object
- IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/39551Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/39551" | jq