204.124.192.0/22 RPKI valid 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 |
|---|---|---|---|---|---|
| AS399938 Berkshire Hathaway Energy Company | RPKI valid | 38 | 34549174399938 | 2026-09-18 | 2026-10-05 |
| AS11334 MidAmerican Energy Holdings Company | RPKI valid | 4 | 140357770111334 | 2026-09-18 | 2026-10-05 |
RPKI
3 ROAs cover this prefix
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 204.124.192.0/22
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1994-11-28
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
4 announced prefixes inside this one
| Prefix | Origin | RPKI | Peers | First seen |
|---|---|---|---|---|
| 204.124.192.0/24 v4 | AS11334 MidAmerican Energy Holdings Company | RPKI valid | 47 | 2026-09-18 |
| 204.124.193.0/24 v4 | AS11334 MidAmerican Energy Holdings Company | RPKI valid | 47 | 2026-09-18 |
| 204.124.194.0/24 v4 | AS11334 MidAmerican Energy Holdings Company | RPKI valid | 47 | 2026-09-18 |
| 204.124.195.0/24 v4 | AS11334 MidAmerican Energy Holdings Company | RPKI valid | 47 | 2026-09-18 |
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-02 11:34:59Z | origin change | AS11334 → AS399938 | 4608122146373356399938 |
| 2026-10-02 11:04:35Z | origin change | AS399938 → AS11334 | 1763970111334 |
| 2026-10-02 10:51:02Z | origin change | AS11334 → AS399938 | 176393356399938 |
| 2026-10-02 10:32:56Z | origin change | AS399938 → AS11334 | 1763970111334 |
| 2026-10-02 09:51:25Z | origin change | AS11334 → AS399938 | 176393356399938 |
| 2026-10-02 08:37:52Z | origin change | AS399938 → AS11334 | 1763970111334 |
| 2026-09-27 21:09:08Z | origin change | AS11334 → AS399938 | 4943221551031543174399938 |
| 2026-09-27 20:31:19Z | origin change | AS399938 → AS11334 | 140357770111334 |
| 2026-09-23 10:58:17Z | origin change | AS11334 → AS399938 | 377213356399938 |
| 2026-09-23 08:06:22Z | origin change | AS399938 → AS11334 | 24482291470111334 |
| 2026-09-22 01:46:35Z | origin change | AS11334 → AS399938 | 333333203356399938 |
| 2026-09-22 01:46:29Z | origin change | AS399938 → AS11334 | 1763970111334 |