128.231.0.0/16 RPKI valid
Announced by AS3527 National Institutes of Health.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS3527 National Institutes of Health | RPKI valid | 44 | 1490711164108863527 | 2026-09-18 | 2026-09-26 |
RPKI
1 ROA covers this prefix
| ROA prefix | Max length | Authorised origin | Trust anchor | Result for this route |
|---|---|---|---|---|
| 128.231.0.0/16 | /25 | AS3527 | arin | authorises it |
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 128.231.0.0/16
- 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
2 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 128.231.3.0/24 v4 | AS3527 National Institutes of Health | RPKI valid | 43 | 2026-09-18 |
| 128.231.245.0/24 v4 | AS3527 National Institutes of Health | RPKI valid | 43 | 2026-09-18 |