159.49.37.0/24 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 |
|---|---|---|---|---|---|
| AS29702 Alaska Airlines, Inc. | no ROA | 39 | 34549646129702 | 2026-09-18 | 2026-10-07 |
| AS29750 Alaska Airlines, Inc. | no ROA | 3 | 3549335629750 | 2026-09-18 | 2026-10-07 |
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
- 159.49.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 1992-03-06
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 159.49.0.0/16 v4 | AS29750 Alaska Airlines, Inc. | no ROA | 3 | 3549335629750 | 2026-09-18 |
| 159.49.0.0/16 v4 | AS29702 Alaska Airlines, Inc. | no ROA | 39 | 34549646129702 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-07 22:03:33Z | origin change | AS29750 → AS29702 | 599199002646129702 |
| 2026-10-07 20:37:50Z | origin change | AS29702 → AS29750 | 380013491335629750 |
| 2026-10-07 14:42:34Z | origin change | AS29750 → AS29702 | 149071299335629702 |
| 2026-10-07 14:38:36Z | origin change | AS29702 → AS29750 | 460812214637335629750 |
| 2026-10-07 14:00:16Z | origin change | AS29750 → AS29702 | 37721646129702 |
| 2026-10-07 12:38:18Z | origin change | AS29702 → AS29750 | 460812214637335629750 |
| 2026-10-07 10:25:10Z | origin change | AS29750 → AS29702 | 2950415935646129702 |
| 2026-10-07 08:37:51Z | origin change | AS29702 → AS29750 | 380013491335629750 |
| 2026-10-07 08:37:20Z | origin change | AS29750 → AS29702 | 380013491335629702 |
| 2026-10-07 02:38:27Z | origin change | AS29702 → AS29750 | 460812214637335629750 |
| 2026-10-07 02:37:56Z | origin change | AS29750 → AS29702 | 460812214637335629702 |
| 2026-10-06 18:38:07Z | origin change | AS29702 → AS29750 | 380013491335629750 |
| 2026-10-06 13:25:49Z | origin change | AS29750 → AS29702 | 4967320485646129702 |
| 2026-10-06 08:38:30Z | origin change | AS29702 → AS29750 | 460812214637335629750 |
| 2026-10-06 08:38:00Z | origin change | AS29750 → AS29702 | 460812214637335629702 |
| 2026-10-06 06:37:57Z | origin change | AS29702 → AS29750 | 3549335629750 |
| 2026-10-06 03:02:51Z | origin change | AS29750 → AS29702 | 17639335629702 |
| 2026-10-06 02:37:54Z | origin change | AS29702 → AS29750 | 17639335629750 |
| 2026-10-06 02:37:24Z | origin change | AS29750 → AS29702 | 17639335629702 |
| 2026-10-06 00:37:44Z | origin change | AS29702 → AS29750 | 17639335629750 |
| 2026-10-06 00:37:16Z | origin change | AS29750 → AS29702 | 17639335629702 |
| 2026-10-05 22:38:26Z | origin change | AS29702 → AS29750 | 460812214637335629750 |
| 2026-10-05 22:37:55Z | origin change | AS29750 → AS29702 | 460812214637335629702 |
| 2026-10-05 22:37:42Z | origin change | AS29702 → AS29750 | 17639335629750 |
| 2026-10-05 22:37:14Z | origin change | AS29750 → AS29702 | 17639335629702 |
| 2026-10-05 18:38:18Z | origin change | AS29702 → AS29750 | 460812214637335629750 |
| 2026-10-05 11:48:45Z | origin change | AS29750 → AS29702 | 5738142708646129702 |
| 2026-10-05 08:37:58Z | origin change | AS29702 → AS29750 | 380013491335629750 |
| 2026-10-05 04:30:53Z | origin change | AS29750 → AS29702 | 328840327727174335629702 |
| 2026-10-05 00:38:58Z | origin change | AS29702 → AS29750 | 460812214637335629750 |
| 2026-10-05 00:14:26Z | origin change | AS29750 → AS29702 | 328840327727174335629702 |
| 2026-10-04 16:38:09Z | origin change | AS29702 → AS29750 | 460812214637335629750 |
| 2026-10-04 16:37:39Z | origin change | AS29750 → AS29702 | 460812214637335629702 |
| 2026-10-04 14:38:21Z | origin change | AS29702 → AS29750 | 460812214637335629750 |
| 2026-10-04 08:35:55Z | origin change | AS29750 → AS29702 | 17639335629702 |
| 2026-10-04 02:38:05Z | origin change | AS29702 → AS29750 | 380013491335629750 |
| 2026-10-04 02:37:35Z | origin change | AS29750 → AS29702 | 380013491335629702 |
| 2026-10-04 00:38:09Z | origin change | AS29702 → AS29750 | 3549335629750 |
| 2026-10-03 04:48:04Z | origin change | AS29750 → AS29702 | 328840327727174335629702 |
| 2026-10-03 04:39:02Z | origin change | AS29702 → AS29750 | 460812214637335629750 |
| 2026-10-03 01:31:46Z | origin change | AS29750 → AS29702 | 2950415935646129702 |
| 2026-10-03 00:37:53Z | origin change | AS29702 → AS29750 | 380013491335629750 |
| 2026-10-03 00:36:11Z | origin change | AS29750 → AS29702 | 5738150304646129702 |
| 2026-10-02 22:38:13Z | origin change | AS29702 → AS29750 | 3549335629750 |
| 2026-10-02 18:16:25Z | origin change | AS29750 → AS29702 | 328840327727174335629702 |
| 2026-10-02 14:38:13Z | origin change | AS29702 → AS29750 | 460812214637335629750 |
| 2026-10-02 13:38:09Z | origin change | AS29750 → AS29702 | 328840327727174335629702 |
| 2026-10-02 11:34:57Z | origin change | AS29702 → AS29750 | 460812214637335629750 |
| 2026-10-02 11:13:37Z | origin change | AS29750 → AS29702 | 17639646129702 |
| 2026-10-02 11:03:35Z | origin change | AS29702 → AS29750 | 17639335629750 |