128.239.0.0/16 no ROA
Announced by AS11975 The College of William and Mary.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS11975 The College of William and Mary | no ROA | 43 | 3454917411975 | 2026-09-18 | 2026-10-30 |
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
- 128.239.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1987-05-06
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 |
|---|---|---|---|---|
| 128.239.0.0/17 v4 | AS11975 The College of William and Mary | no ROA | 44 | 2026-09-18 |
| 128.239.33.0/24 v4 | AS11975 The College of William and Mary | no ROA | 14 | 2026-09-18 |
| 128.239.128.0/17 v4 | AS11975 The College of William and Mary | no ROA | 44 | 2026-09-18 |