170.33.31.0/24 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 |
|---|---|---|---|---|---|
| AS45102 Alibaba (US) Technology Co., Ltd. | RPKI valid | 30 | 1763945102 | 2026-09-18 | 2026-10-09 |
| AS134963 Alibaba Cloud (Singapore) Private Limited | RPKI valid | 14 | 3800117984134963 | 2026-09-18 | 2026-10-09 |
RPKI
2 ROAs cover this prefix
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 170.33.0.0/16
- RIR
- APNIC
- Country
- 🇸🇬 SG
- Status
- allocated
- Allocated
- 1994-02-03
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 170.33.24.0/21 v4 | AS134963 Alibaba Cloud (Singapore) Private Limited | RPKI valid | 44 | 3800117984134963 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-09 03:30:38Z | origin change | AS45102 → AS134963 | 5572032573491134963 |
| 2026-10-08 22:37:36Z | origin change | AS134963 → AS45102 | 149072914645345102 |
| 2026-10-08 22:36:48Z | origin change | AS134963 → AS45102 | 328840327727174645345102 |
| 2026-10-08 22:36:13Z | origin change | AS45102 → AS134963 | 70183491134963 |
| 2026-10-08 22:36:02Z | origin change | AS45102 → AS134963 | 138309711743491134963 |
| 2026-10-08 22:35:50Z | origin change | AS45102 → AS134963 | 2040921989781743491134963 |
| 2026-10-08 22:35:42Z | origin change | AS45102 → AS134963 | 226521743491134963 |
| 2026-10-08 22:35:39Z | origin change | AS134963 → AS45102 | 3492756655693945102 |
| 2026-10-08 22:35:35Z | origin change | AS134963 → AS45102 | 481852914645345102 |
| 2026-10-08 22:35:35Z | origin change | AS45102 → AS134963 | 216285828067623491134963 |
| 2026-10-08 22:35:34Z | origin change | AS45102 → AS134963 | 49673204853491134963 |
| 2026-10-08 22:35:34Z | origin change | AS134963 → AS45102 | 20649934549645345102 |
| 2026-10-08 22:35:33Z | origin change | AS134963 → AS45102 | 20409220766129945102 |
| 2026-10-08 17:08:35Z | origin change | AS134963 → AS45102 | 55720693945102 |
| 2026-10-08 12:00:02Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-08 11:03:18Z | origin change | AS134963 → AS45102 | 3549335645102451024510245102 |
| 2026-10-08 10:59:59Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-07 16:20:10Z | origin change | AS134963 → AS45102 | 14907129945102 |
| 2026-10-07 16:09:02Z | origin change | AS45102 → AS134963 | 3798917984134963 |
| 2026-10-02 12:12:43Z | origin change | AS134963 → AS45102 | 17639129945102 |
| 2026-10-02 11:35:46Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-01 18:45:06Z | origin change | AS134963 → AS45102 | 328840327727174129945102 |
| 2026-10-01 13:45:37Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-10-01 13:26:18Z | origin change | AS134963 → AS45102 | 35493356451024510245102451024510245102 |
| 2026-10-01 08:33:47Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-10-01 08:00:25Z | origin change | AS134963 → AS45102 | 55720693945102 |
| 2026-10-01 05:17:04Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-01 05:15:33Z | origin change | AS134963 → AS45102 | 4608122146374510245102451024510245102 |
| 2026-10-01 04:48:31Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-10-01 03:32:57Z | origin change | AS134963 → AS45102 | 328840327727174129945102 |
| 2026-09-30 19:09:52Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-09-30 18:07:41Z | origin change | AS134963 → AS45102 | 328840327727174129945102 |
| 2026-09-30 15:27:21Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-09-30 14:37:48Z | origin change | AS134963 → AS45102 | 328840327727174129945102 |
| 2026-09-30 12:56:47Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-09-30 12:12:16Z | origin change | AS134963 → AS45102 | 2950415935174129945102 |
| 2026-09-30 04:15:07Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-09-30 03:48:46Z | origin change | AS134963 → AS45102 | 328840327727174129945102 |
| 2026-09-29 23:45:43Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-09-29 22:19:36Z | origin change | AS134963 → AS45102 | 2132419002645345102 |
| 2026-09-29 18:02:48Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-09-29 17:09:17Z | origin change | AS134963 → AS45102 | 55720693945102 |
| 2026-09-29 15:07:14Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-09-29 13:06:07Z | origin change | AS134963 → AS45102 | 2950439392129945102 |
| 2026-09-29 03:48:45Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-09-29 02:07:54Z | origin change | AS134963 → AS45102 | 503003257645345102 |
| 2026-09-29 01:12:53Z | origin change | AS45102 → AS134963 | 5030032573491134963 |
| 2026-09-28 21:22:45Z | origin change | AS134963 → AS45102 | 55720693945102 |
| 2026-09-28 02:22:13Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-09-28 02:07:18Z | origin change | AS134963 → AS45102 | 4943248362129945102 |