AS39537 HNS SysGroup plc
🇬🇧Org handle: ORG-SP277-RIPE
http://www.hns.net
RIPE NCCallocated
Announced Prefixes (BGP)
26total
23 IPv43 IPv6
IPv4 Addresses
Allocated (RIR)27,392
Announced (BGP)30,464
IPv6 Addresses
Allocated (RIR)1.2×10²⁴
Announced (BGP)8.4×10²⁸
Announced Prefixes
(BGP)26|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | - | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| No ROA | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 |
1-10 of 26
1 / 3
Allocated Prefixes
(RIR)19Prefix | Country | RIR | Status |
|---|---|---|---|
| 31.210.128.0/21 | 🇬🇧 GB | RIPENCC | allocated |
| 37.35.88.0/21 | 🇬🇧 GB | RIPENCC | allocated |
| 45.145.180.0/22 | 🇬🇧 GB | RIPENCC | allocated |
| 87.237.64.0/21 | 🇬🇧 GB | RIPENCC | allocated |
| 91.207.50.0/23 | 🇬🇧 GB | RIPENCC | assigned |
| 93.95.8.0/21 | 🇬🇧 GB | RIPENCC | allocated |
| 94.190.240.0/21 | 🇬🇧 GB | RIPENCC | allocated |
| 94.199.184.0/21 | 🇬🇧 GB | RIPENCC | allocated |
| 109.69.80.0/21 | 🇬🇧 GB | RIPENCC | allocated |
| 151.236.208.0/21 | 🇬🇧 GB | RIPENCC | allocated |
1-10 of 19
1 / 2
All 26 announced prefixes of AS39537 →
BGP Neighbours
(seen in AS paths)Upstreams (3)
Networks AS39537 hands its own prefixes to: transit providers, or peers at an exchange.
Downstreams (4)
Networks whose own prefixes AS39537 passes on: usually its customers.
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 AS39537 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/39537Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/39537" | jq