154.56.215.0/24 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 |
|---|---|---|---|---|---|
| AS174 Cogent Communications, LLC | no ROA | 11 | 37721174 | 2026-09-18 | 2026-10-28 |
| AS52164 WE-NET S.r.l. | no ROA | 9 | 599195982952164 | 2026-09-18 | 2026-10-28 |
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
- 154.56.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1992-02-05
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 154.48.0.0/12 v4 | AS174 Cogent Communications, LLC | no ROA | 41 | 34549174 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-28 08:03:48Z | origin change | AS52164 → AS174 | 37721174 |
| 2026-10-23 20:06:46Z | origin change | AS174 → AS52164 | 244825982952164 |
| 2026-10-22 04:20:42Z | origin change | AS52164 → AS174 | 2950439392174 |
| 2026-10-21 12:21:24Z | origin change | AS174 → AS52164 | 1763969395982952164 |
| 2026-10-20 11:57:28Z | origin change | AS52164 → AS174 | 33331257174 |
| 2026-10-20 08:44:56Z | origin change | AS174 → AS52164 | 49432215510315435982952164 |
| 2026-10-20 00:05:34Z | origin change | AS52164 → AS174 | 2162858280174 |
| 2026-10-19 20:55:28Z | origin change | AS174 → AS52164 | 4943248362176454055982952164 |
| 2026-10-19 09:50:40Z | origin change | AS52164 → AS174 | 37721174 |
| 2026-10-17 14:48:11Z | origin change | AS174 → AS52164 | 1763969395982952164 |
| 2026-10-15 21:04:07Z | origin change | AS52164 → AS174 | 22652174 |
| 2026-10-15 13:49:22Z | origin change | AS174 → AS52164 | 49432215510315435982952164 |