133.97.0.0/16 no ROA
Announced by AS58652 Kochi University.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS58652 Kochi University | no ROA | 43 | 38001290758652 | 2026-09-18 | 2026-10-03 |
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
Nothing less specific is announced.
More specific routes
4 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 133.97.0.0/18 v4 | AS58652 Kochi University | no ROA | 43 | 2026-09-18 |
| 133.97.64.0/18 v4 | AS58652 Kochi University | no ROA | 43 | 2026-09-18 |
| 133.97.128.0/18 v4 | AS58652 Kochi University | no ROA | 43 | 2026-09-18 |
| 133.97.192.0/18 v4 | AS58652 Kochi University | no ROA | 43 | 2026-09-18 |