162.57.128.0/18 no ROA
Announced by AS64226 MDU Resources Group, Inc.
Origin
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS64226 MDU Resources Group, Inc. | no ROA | 41 | 701864226 | 2026-09-18 | 2026-09-26 |
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
- 162.57.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1992-08-04
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 162.57.128.0/17 v4 | AS64226 MDU Resources Group, Inc. | no ROA | 47 | 69392679464226 | 2026-09-18 |
| 162.57.0.0/16 v4 | AS64226 MDU Resources Group, Inc. | no ROA | 47 | 69392679464226 | 2026-09-18 |
More specific routes
1 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 162.57.146.0/23 v4 | AS15305 Syringa Networks, LLC | no ROA | 41 | 2026-09-18 |