AS2504 Kyoto University 🇯🇵 JP
Announcing 4 prefixes, seen at the RIS collectors.
IPv4 prefixes
4
132,096 (516 × /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
- AS2504
- Name
- Kyoto University
- Organisation
- Kyoto University
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 2002-04-05
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 |
|---|---|---|---|---|
| 130.54.0.0/16 v4 | no ROA | 44 | 1763929072504 | 2026-09-18 |
| 133.3.0.0/16 v4 | no ROA | 44 | 1763929072504 | 2026-09-18 |
| 192.50.8.0/23 v4 | no ROA | 43 | 1763929072504 | 2026-09-18 |
| 192.50.24.0/23 v4 | RPKI valid | 43 | 1763929072504 | 2026-09-18 |