163.181.208.0/24 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 |
|---|---|---|---|---|---|
| AS24429 Alibaba Cloud | RPKI valid | 22 | 5805717424429 | 2026-09-18 | 2026-10-21 |
| AS134963 Alibaba Cloud (Singapore) Private Limited | RPKI valid | 20 | 3454917984134963 | 2026-09-18 | 2026-10-21 |
RPKI
3 ROAs cover this prefix
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 163.181.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 2016-12-13
Less specific routes
Announced prefixes that contain this one
Nothing less specific is announced.
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-21 17:22:38Z | origin change | AS134963 → AS24429 | 49134533566424129924429 |
| 2026-10-20 21:48:40Z | origin change | AS24429 → AS134963 | 599191277917984134963 |
| 2026-10-20 17:13:37Z | origin change | AS134963 → AS24429 | 32884032772717424429 |
| 2026-10-20 13:14:14Z | origin change | AS24429 → AS134963 | 460875753491134963 |
| 2026-10-20 11:56:14Z | origin change | AS134963 → AS24429 | 20514129924429 |
| 2026-10-20 11:08:36Z | origin change | AS24429 → AS134963 | 460875753491134963 |
| 2026-10-20 09:35:39Z | origin change | AS134963 → AS24429 | 33333320129924429 |
| 2026-10-20 08:44:51Z | origin change | AS24429 → AS134963 | 494324836217984134963 |
| 2026-10-20 00:05:35Z | origin change | AS134963 → AS24429 | 21628582806762129924429 |
| 2026-10-19 21:03:59Z | origin change | AS24429 → AS134963 | 494324836217984134963 |
| 2026-10-19 11:39:37Z | origin change | AS134963 → AS24429 | 138309713356129924429 |
| 2026-10-19 03:26:00Z | origin change | AS24429 → AS134963 | 176393491134963 |
| 2026-10-18 16:14:53Z | origin change | AS134963 → AS24429 | 32884032772717424429 |
| 2026-10-18 14:53:19Z | origin change | AS24429 → AS134963 | 176393491134963 |
| 2026-10-18 14:30:09Z | origin change | AS134963 → AS24429 | 32884032772717424429 |
| 2026-10-18 02:24:16Z | origin change | AS24429 → AS134963 | 5991990023491134963 |
| 2026-10-17 07:23:31Z | origin change | AS134963 → AS24429 | 32884032772717424429 |
| 2026-10-16 16:09:17Z | origin change | AS24429 → AS134963 | 2064993454917984134963 |
| 2026-10-15 21:05:38Z | origin change | AS134963 → AS24429 | 32884032772717424429 |
| 2026-10-15 21:05:10Z | origin change | AS24429 → AS134963 | 14035773491134963 |
| 2026-10-15 21:04:03Z | origin change | AS134963 → AS24429 | 22652129924429 |
| 2026-10-15 11:39:44Z | origin change | AS24429 → AS134963 | 460875753491134963 |
| 2026-10-15 08:03:27Z | origin change | AS134963 → AS24429 | 35493356129924429 |
| 2026-10-15 08:02:47Z | origin change | AS24429 → AS134963 | 460875753491134963 |
| 2026-10-15 00:10:08Z | origin change | AS134963 → AS24429 | 32884032772717424429 |
| 2026-10-14 18:06:23Z | origin change | AS24429 → AS134963 | 55720463517984134963 |
| 2026-10-14 18:04:00Z | origin change | AS134963 → AS24429 | 21628582806762129924429 |
| 2026-10-14 11:17:51Z | origin change | AS24429 → AS134963 | 460875753491134963 |
| 2026-10-14 03:34:41Z | origin change | AS134963 → AS24429 | 32884032772717424429 |
| 2026-10-14 00:08:15Z | origin change | AS24429 → AS134963 | 4608122146373491134963 |
| 2026-10-12 21:08:55Z | origin change | AS134963 → AS24429 | 32884032772717424429 |
| 2026-10-12 15:11:53Z | origin change | AS24429 → AS134963 | 460875753491134963 |
| 2026-10-12 11:24:35Z | origin change | AS24429 → AS134963 | 460875753491134963 |
| 2026-10-12 06:15:12Z | origin change | AS24429 → AS134963 | 460875753491134963 |
| 2026-10-12 05:55:57Z | origin change | AS24429 → AS134963 | 460875753491134963 |
| 2026-10-12 04:59:00Z | origin change | AS24429 → AS134963 | 460875753491134963 |
| 2026-10-11 06:53:05Z | origin change | AS134963 → AS24429 | 32884032772717424429 |
| 2026-10-10 23:19:58Z | origin change | AS24429 → AS134963 | 494322155104836217984134963 |
| 2026-10-10 19:34:08Z | origin change | AS134963 → AS24429 | 48185129924429 |
| 2026-10-09 13:20:23Z | origin change | AS24429 → AS134963 | 176393491134963 |
| 2026-10-09 09:00:01Z | origin change | AS24429 → AS134963 | 460875753491134963 |
| 2026-10-09 08:59:15Z | origin change | AS134963 → AS24429 | 32884032772717424429 |
| 2026-10-09 08:27:40Z | origin change | AS134963 → AS24429 | 57821125863257129924429 |
| 2026-10-09 01:52:50Z | origin change | AS24429 → AS134963 | 460875753491134963 |
| 2026-10-08 22:36:38Z | origin change | AS134963 → AS24429 | 5805717424429 |
| 2026-10-08 22:35:34Z | origin change | AS134963 → AS24429 | 32884032772717424429 |
| 2026-10-08 22:35:23Z | origin change | AS24429 → AS134963 | 14035773491134963 |
| 2026-10-08 22:34:55Z | origin change | AS134963 → AS24429 | 14907129924429 |
| 2026-10-08 22:34:40Z | origin change | AS24429 → AS134963 | 460875753491134963 |
| 2026-10-08 22:33:32Z | origin change | AS134963 → AS24429 | 34927129924429 |