AS1124 Universiteit van Amsterdam 🇪🇺 EU
Announcing 4 prefixes, seen at the RIS collectors.
IPv4 prefixes
4
196,608 (768 × /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
- AS1124
- Name
- Universiteit van Amsterdam
- Organisation
- Universiteit van Amsterdam Amsterdam The Netherlands
- Country
- 🇪🇺 EU
- RIR
- RIPENCC
- Allocated
- 1993-09-01
- Scope
- Not Disclosed
- PeeringDB
- net/36322
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 |
|---|---|---|---|---|
| 145.18.0.0/16 v4 | RPKI valid | 44 | 3772111031124 | 2026-09-18 |
| 145.109.0.0/17 v4 | RPKI valid | 44 | 3772111031124 | 2026-09-18 |
| 145.109.128.0/17 v4 | RPKI valid | 44 | 3772111031124 | 2026-09-18 |
| 146.50.0.0/16 v4 | no ROA | 44 | 3772111031124 | 2026-09-18 |