209.77.220.0/22 no ROA
Announced by AS31764 OAKLAND UNIFIED SCHOOL DISTRICT.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS31764 OAKLAND UNIFIED SCHOOL DISTRICT | no ROA | 42 | 244824637531764 | 2026-09-18 | 2026-10-26 |
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
- 209.76.0.0/14
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1997-04-29
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 209.76.0.0/14 v4 | AS7018 AT&T Enterprises, LLC | no ROA | 42 | 345491747018 | 2026-09-18 |
More specific routes
1 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 209.77.221.0/24 v4 | AS31764 OAKLAND UNIFIED SCHOOL DISTRICT | no ROA | 18 | 2026-09-18 |