AS28939 ARM Ltd 🇬🇧 GB
Announcing 14 prefixes, seen at the RIS collectors.
IPv4 prefixes
14
3,584 (14 × /24)
IPv6 prefixes
0
-
Upstreams
3
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS28939
- Name
- ARM Ltd
- Organisation
- ARM
- Country
- 🇬🇧 GB
- RIR
- RIPENCC
- Allocated
- 2003-04-14
- Scope
- Not Disclosed
- Peering policy
- Open
- PeeringDB
- net/15306
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
14 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 217.140.96.0/24 v4 | no ROA | 41 | 345491299463728939 | 2026-09-18 |
| 217.140.97.0/24 v4 | no ROA | 43 | 37721335628939 | 2026-09-18 |
| 217.140.99.0/24 v4 | no ROA | 43 | 37721335628939 | 2026-09-18 |
| 217.140.100.0/24 v4 | no ROA | 43 | 37721335628939 | 2026-09-18 |
| 217.140.101.0/24 v4 | no ROA | 43 | 37721335628939 | 2026-09-18 |
| 217.140.102.0/24 v4 | no ROA | 43 | 37721335628939 | 2026-09-18 |
| 217.140.103.0/24 v4 | no ROA | 43 | 37721335628939 | 2026-09-18 |
| 217.140.104.0/24 v4 | no ROA | 41 | 345491299463728939 | 2026-09-18 |
| 217.140.106.0/24 v4 | no ROA | 43 | 37721335628939 | 2026-09-18 |
| 217.140.107.0/24 v4 | no ROA | 43 | 37721335628939 | 2026-09-18 |
| 217.140.108.0/24 v4 | RPKI valid | 43 | 345496453475528939 | 2026-09-18 |
| 217.140.109.0/24 v4 | no ROA | 43 | 37721335628939 | 2026-09-18 |
| 217.140.110.0/24 v4 | no ROA | 43 | 37721335628939 | 2026-09-18 |
| 217.140.111.0/24 v4 | no ROA | 43 | 37721335628939 | 2026-09-18 |