AS203938 Samuel Cosgrove 🇬🇧 GB
Announcing 4 prefixes, seen at the RIS collectors.
IPv4 prefixes
4
1,024 (4 × /24)
IPv6 prefixes
0
-
Upstreams
1
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
- AS203938
- Name
- Samuel Cosgrove
- Organisation
- SAMUEL-COSGROVE
- Country
- 🇬🇧 GB
- RIR
- RIPENCC
- Allocated
- 2025-11-07
- Scope
- Not Disclosed
- PeeringDB
- net/42759
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
4 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 136.175.222.0/24 v4 | RPKI valid | 40 | 345491299203938 | 2026-09-18 |
| 163.123.192.0/24 v4 | RPKI valid | 40 | 345491299203938 | 2026-09-18 |
| 163.123.194.0/24 v4 | RPKI valid | 40 | 345491299203938 | 2026-09-18 |
| 205.220.227.0/24 v4 | RPKI valid | 40 | 345491299203938 | 2026-09-18 |