193.239.0.0/23 no ROA
Announced by AS35096 Alef Nula a.s.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS35096 Alef Nula a.s. | no ROA | 40 | 24482561035096 | 2026-09-18 | 2026-09-28 |
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
- 193.239.0.0/22
- RIR
- RIPENCC
- Country
- 🇨🇿 CZ
- Status
- assigned
- Allocated
- 2005-05-27
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 193.239.0.0/22 v4 | AS35096 Alef Nula a.s. | no ROA | 42 | 345491299685535096 | 2026-09-18 |
More specific routes
1 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 193.239.1.0/24 v4 | AS35096 Alef Nula a.s. | no ROA | 40 | 2026-09-18 |