AS45688 The University of Tokyo Interfaculty Initiative in Information Studies 🇯🇵 JP
The University of Tokyo. Announcing 5 prefixes, seen at the RIS collectors.
IPv4 prefixes
5
3,584 (14 × /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
- AS45688
- Name
- The University of Tokyo Interfaculty Initiative in Information Studies
- Organisation
- The University of Tokyo
- Country
- 🇯🇵 JP
- RIR
- APNIC
- Allocated
- 2009-04-02
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
5 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 133.69.160.0/22 v4 | no ROA | 42 | 38001290745688 | 2026-09-18 |
| 133.69.168.0/22 v4 | no ROA | 42 | 38001290745688 | 2026-09-18 |
| 133.69.172.0/22 v4 | no ROA | 42 | 38001290745688 | 2026-09-18 |
| 133.69.176.0/24 v4 | no ROA | 42 | 38001290745688 | 2026-09-18 |
| 133.69.184.0/24 v4 | no ROA | 42 | 38001290745688 | 2026-09-18 |