AS57137 SIEVERS-SNC Beteiligungs GmbH 🇩🇪 DE
Announcing 8 prefixes, seen at the RIS collectors.
IPv4 prefixes
4
1,024 (4 × /24)
IPv6 prefixes
4
1 × /32
Upstreams
4
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
- AS57137
- Name
- SIEVERS-SNC Beteiligungs GmbH
- Organisation
- SIEVERS-SNC Beteiligungs GmbH
- Country
- 🇩🇪 DE
- RIR
- RIPENCC
- Allocated
- 2019-07-26
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
8 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 45.129.148.0/24 v4 | RPKI valid | 43 | 377216195557137 | 2026-09-18 |
| 45.129.149.0/24 v4 | RPKI valid | 43 | 345494218457137 | 2026-09-18 |
| 45.129.150.0/24 v4 | RPKI valid | 42 | 37721335657137 | 2026-09-18 |
| 45.129.151.0/24 v4 | RPKI valid | 43 | 377216195557137 | 2026-09-18 |
| 2a0e:4c41::/32 v6 | RPKI valid | 38 | 176396195557137 | 2026-09-18 |
| 2a0e:4c47:421::/48 v6 | RPKI valid | 38 | 345496195557137 | 2026-09-18 |
| 2a0e:4c47:4210::/48 v6 | RPKI valid | 38 | 345496195557137 | 2026-09-18 |
| 2a0e:4c47:ffff::/48 v6 | RPKI valid | 38 | 176396195557137 | 2026-09-18 |