133.69.160.0/22 no ROA
Announced by AS45688 The University of Tokyo Interfaculty Initiative in Information Studies.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS45688 The University of Tokyo Interfaculty Initiative in Information Studies | no ROA | 43 | 17639290745688 | 2026-09-18 | 2026-10-09 |
RPKI
No ROA covers this prefix
No ROA covers this prefix, so origin validation returns "unknown". That is not a fault; most of the table is still unsigned.
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 133.0.0.0/8
- RIR
- APNIC
- Country
- 🇯🇵 JP
- Status
- allocated
- Allocated
- 1997-03-01
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 133.69.0.0/16 v4 | AS2523 Internet Technology Research Consortium | no ROA | 44 | 1763929072523 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.