AS21470 SWISP-AS South West Communications Group Ltd
🇬🇧Org handle: ORG-SNL4-RIPE
RIPE NCCallocated
Announced Prefixes (BGP)
2total
2 IPv40 IPv6
IPv4 Addresses
Allocated (RIR)6,400
Announced (BGP)6,144
IPv6 Addresses
Allocated (RIR)6.3×10²⁹
Announced (BGP)0
Announced Prefixes
(BGP)2|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-10 | |
| Valid | RIPE | 2026-10-10 |
Allocated Prefixes
(RIR)4Prefix | Country | RIR | Status |
|---|---|---|---|
| 81.17.64.0/20 | 🇬🇧 GB | RIPENCC | allocated |
| 91.102.0.0/21 | 🇬🇧 GB | RIPENCC | allocated |
| 185.147.246.0/24 | 🇬🇧 GB | RIPENCC | allocated |
| 2a02:eb40::/29 | 🇬🇧 GB | RIPENCC | allocated |
All 2 announced prefixes of AS21470 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS21470 hands its own prefixes to: transit providers, or peers at an exchange.
- AS2856BT UK British Telecommunications Limited2
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 AS21470 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/21470Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/21470" | jq