AS209499 GSI Helmholtzzentrum fur Schwerionenforschung GmbH 🇩🇪 DE
Announcing 1 prefixes, seen at the RIS collectors.
IPv4 prefixes
1
65,536 (256 × /24)
IPv6 prefixes
0
-
Upstreams
2
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
- AS209499
- Name
- GSI Helmholtzzentrum fur Schwerionenforschung GmbH
- Organisation
- GSI Helmholtzzentrum fur Schwerionenforschung GmbH
- Country
- 🇩🇪 DE
- RIR
- RIPENCC
- Allocated
- 2025-04-28
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
1 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 140.181.0.0/16 v4 | no ROA | 42 | 34549680209499 | 2026-09-18 |