AS25 University of California at Berkeley 🇺🇸 US
Announcing 14 prefixes, seen at the RIS collectors.
IPv4 prefixes
12
204,032 (797 × /24)
IPv6 prefixes
2
1 × /32
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
- AS25
- Name
- University of California at Berkeley
- Organisation
- UCB
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 1984-08-03
- Scope
- Not Disclosed
- PeeringDB
- net/24424
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
2 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 2607:f140::/32 v6 | no ROA | 35 | 6939215225 | 2026-09-18 |
| 2607:f140:e000::/48 v6 | no ROA | 34 | 6939215225 | 2026-09-18 |