143.195.0.0/17 no ROA
Announced by AS397112 Illinois Mathematics and Science Academy.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS397112 Illinois Mathematics and Science Academy | no ROA | 45 | 70186325397112 | 2026-09-18 | 2026-10-14 |
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
- 143.195.0.0/17
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1990-10-08
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
3 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 143.195.1.0/24 v4 | AS397112 Illinois Mathematics and Science Academy | no ROA | 42 | 2026-09-18 |
| 143.195.2.0/24 v4 | AS397112 Illinois Mathematics and Science Academy | no ROA | 42 | 2026-09-18 |
| 143.195.3.0/24 v4 | AS397112 Illinois Mathematics and Science Academy | no ROA | 42 | 2026-09-18 |