207.50.0.0/17 no ROA MOAS
Announced by 2 different origins, which is either a deliberate multi-origin setup or a hijack.
This prefix is announced by more than one AS. Compare how many collector
peers see each origin below: a hijack is usually visible as a second
origin seen by far fewer peers than the legitimate one.
Origins
| Origin AS | RPKI | Peers seeing it | Sample path | First seen | Last seen |
|---|---|---|---|---|---|
| AS19901 Brightspeed | no ROA | 42 | 37721335619901 | 2026-09-18 | 2026-09-30 |
| AS3561 Lumen (ex. Savvis) | no ROA | 1 | 580573561 | 2026-09-18 | 2026-09-30 |
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
- 207.50.0.0/17
- RIR
- ARIN
- Country
- πΊπΈ US
- Status
- allocated
- Allocated
- 1996-02-02
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
35 announced prefixes inside this one
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-09-26 18:25:21Z | origin change | AS3561 β AS19901 | 328840327727174335619901 |
| 2026-09-26 13:58:04Z | origin change | AS19901 β AS3561 | 580573561 |
| 2026-09-24 14:32:43Z | origin change | AS3561 β AS19901 | 4967312389335619901 |
| 2026-09-24 11:55:58Z | origin change | AS19901 β AS3561 | 580573561 |