170.33.20.0/24 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 | 31 | 3772145102 | 2026-09-18 | 2026-10-12 |
| AS134963 Alibaba Cloud (Singapore) Private Limited | RPKI valid | 12 | 176393491134963 | 2026-09-18 | 2026-10-12 |
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
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 |
|---|---|---|---|
| 2026-10-12 06:15:11Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-12 05:55:56Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-12 04:59:32Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-11 06:53:09Z | origin change | AS134963 → AS45102 | 32884032772717445102 |
| 2026-10-10 23:43:44Z | origin change | AS45102 → AS134963 | 176393491134963 |
| 2026-10-10 19:34:06Z | origin change | AS134963 → AS45102 | 4818564614510245102451024510245102 |
| 2026-10-09 13:21:59Z | origin change | AS45102 → AS134963 | 176393491134963 |
| 2026-10-09 08:59:20Z | origin change | AS134963 → AS45102 | 32884032772717445102 |
| 2026-10-09 08:58:20Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-09 08:27:42Z | origin change | AS134963 → AS45102 | 57821125863257335645102 |
| 2026-10-09 04:04:40Z | origin change | AS45102 → AS134963 | 5572029143491134963 |
| 2026-10-08 22:36:46Z | origin change | AS134963 → AS45102 | 3549335645102 |
| 2026-10-08 22:36:33Z | origin change | AS134963 → AS45102 | 5805717445102 |
| 2026-10-08 22:35:23Z | origin change | AS45102 → AS134963 | 14035773491134963 |
| 2026-10-08 22:35:01Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-08 22:33:57Z | origin change | AS134963 → AS45102 | 13830971335645102 |
| 2026-10-08 22:33:31Z | origin change | AS45102 → AS134963 | 34927129917984134963 |
| 2026-10-08 21:25:05Z | origin change | AS134963 → AS45102 | 2265217445102 |
| 2026-10-08 18:07:47Z | origin change | AS134963 → AS45102 | 132825335645102 |
| 2026-10-08 18:07:47Z | origin change | AS45102 → AS134963 | 20409219897817417984134963 |
| 2026-10-08 18:07:35Z | origin change | AS45102 → AS134963 | 2023655067317417984134963 |
| 2026-10-08 18:07:21Z | origin change | AS45102 → AS134963 | 494324836290023491134963 |
| 2026-10-08 18:07:21Z | origin change | AS134963 → AS45102 | 49432483621764335645102 |
| 2026-10-08 11:59:40Z | origin change | AS134963 → AS45102 | 29504393923389164614510245102451024510245102 |
| 2026-10-08 11:59:32Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-08 11:37:11Z | origin change | AS134963 → AS45102 | 377214510245102 |
| 2026-10-08 11:02:28Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-07 16:41:42Z | origin change | AS134963 → AS45102 | 14907335645102 |
| 2026-10-07 16:20:20Z | origin change | AS45102 → AS134963 | 14907129917984134963 |
| 2026-10-07 16:09:24Z | origin change | AS134963 → AS45102 | 3798956300132132465717445102 |
| 2026-10-07 14:37:56Z | origin change | AS45102 → AS134963 | 14907129917984134963 |
| 2026-10-07 10:25:00Z | origin change | AS134963 → AS45102 | 295041593564614510245102451024510245102 |
| 2026-10-06 13:27:47Z | origin change | AS45102 → AS134963 | 49673204853491134963 |
| 2026-10-06 13:26:37Z | origin change | AS134963 → AS45102 | 496731238917445102 |
| 2026-10-06 13:26:36Z | origin change | AS45102 → AS134963 | 49673204853491134963 |
| 2026-10-02 13:38:00Z | origin change | AS134963 → AS45102 | 32884032772717445102 |
| 2026-10-02 08:37:11Z | origin change | AS45102 → AS134963 | 176393491134963 |
| 2026-10-01 18:45:12Z | origin change | AS134963 → AS45102 | 32884032772717445102 |
| 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 | 460812214637335645102 |
| 2026-10-01 04:48:31Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-10-01 03:33:06Z | origin change | AS134963 → AS45102 | 32884032772717445102 |
| 2026-09-30 19:09:52Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-09-30 18:07:43Z | origin change | AS134963 → AS45102 | 32884032772717445102 |
| 2026-09-30 15:27:21Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-09-30 14:37:59Z | origin change | AS134963 → AS45102 | 32884032772717445102 |
| 2026-09-30 12:56:47Z | origin change | AS45102 → AS134963 | 8523491134963 |
| 2026-09-30 12:12:40Z | origin change | AS45102 → AS134963 | 8523491134963 |