170.33.73.0/24 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 | 26 | 2448245102 | 2026-09-18 | 2026-10-22 |
| AS134963 Alibaba Cloud (Singapore) Private Limited | RPKI valid | 17 | 380013491134963 | 2026-09-18 | 2026-10-22 |
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 |
|---|---|---|---|
| 2026-10-22 11:06:14Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-22 04:18:44Z | origin change | AS134963 → AS45102 | 2950439392174645345102 |
| 2026-10-22 03:20:39Z | origin change | AS45102 → AS134963 | 176393491134963 |
| 2026-10-22 02:17:16Z | origin change | AS134963 → AS45102 | 57821125863257645345102 |
| 2026-10-21 21:49:10Z | origin change | AS45102 → AS134963 | 2950439392129917984134963 |
| 2026-10-21 16:11:38Z | origin change | AS134963 → AS45102 | 61218693945102 |
| 2026-10-21 12:23:36Z | origin change | AS45102 → AS134963 | 176393491134963 |
| 2026-10-21 07:39:32Z | origin change | AS134963 → AS45102 | 57821125863257645345102 |
| 2026-10-20 21:51:19Z | origin change | AS45102 → AS134963 | 5991990023491134963 |
| 2026-10-20 21:49:57Z | origin change | AS134963 → AS45102 | 5991912779291445102 |
| 2026-10-20 21:49:09Z | origin change | AS45102 → AS134963 | 5991990023491134963 |
| 2026-10-20 17:13:35Z | origin change | AS134963 → AS45102 | 328840327727174645345102 |
| 2026-10-20 11:56:06Z | origin change | AS45102 → AS134963 | 20514129917984134963 |
| 2026-10-20 11:06:41Z | origin change | AS134963 → AS45102 | 37989563001321324657645345102 |
| 2026-10-20 11:05:54Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-19 21:03:59Z | origin change | AS134963 → AS45102 | 49432483621764291445102 |
| 2026-10-19 11:39:27Z | origin change | AS45102 → AS134963 | 138309711743491134963 |
| 2026-10-19 08:47:57Z | origin change | AS134963 → AS45102 | 33331257645345102 |
| 2026-10-19 04:11:47Z | origin change | AS45102 → AS134963 | 176393491134963 |
| 2026-10-18 16:14:51Z | origin change | AS134963 → AS45102 | 328840327727174645345102 |
| 2026-10-18 15:11:55Z | origin change | AS45102 → AS134963 | 176393491134963 |
| 2026-10-18 14:30:07Z | origin change | AS134963 → AS45102 | 328840327727174645345102 |
| 2026-10-18 02:23:41Z | origin change | AS45102 → AS134963 | 5991990023491134963 |
| 2026-10-17 21:17:17Z | origin change | AS134963 → AS45102 | 37989563001321324657291445102 |
| 2026-10-17 21:16:32Z | origin change | AS45102 → AS134963 | 379895630013213212993491134963 |
| 2026-10-15 23:29:22Z | origin change | AS134963 → AS45102 | 328840327727174645345102 |
| 2026-10-15 22:18:14Z | origin change | AS45102 → AS134963 | 3288403277271743491134963 |
| 2026-10-15 21:05:38Z | origin change | AS134963 → AS45102 | 328840327727174645345102 |
| 2026-10-15 21:04:16Z | origin change | AS45102 → AS134963 | 22652129917984134963 |
| 2026-10-15 17:57:45Z | origin change | AS134963 → AS45102 | 55720693945102 |
| 2026-10-15 15:50:20Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-15 13:49:16Z | origin change | AS134963 → AS45102 | 49432483621764291445102 |
| 2026-10-15 11:38:03Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-15 08:03:40Z | origin change | AS134963 → AS45102 | 354933564510245102 |
| 2026-10-15 08:02:09Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-14 18:04:01Z | origin change | AS134963 → AS45102 | 2162858280676245102451024510245102 |
| 2026-10-14 11:15:12Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-14 01:25:08Z | origin change | AS134963 → AS45102 | 33331257645345102 |
| 2026-10-13 16:08:31Z | origin change | AS45102 → AS134963 | 3288403277271743491134963 |
| 2026-10-13 16:07:25Z | origin change | AS134963 → AS45102 | 33331136291445102 |
| 2026-10-13 16:07:22Z | origin change | AS45102 → AS134963 | 578211258632573491134963 |
| 2026-10-13 16:07:18Z | origin change | AS45102 → AS134963 | 202365506731743491134963 |
| 2026-10-13 16:07:17Z | origin change | AS134963 → AS45102 | 379895630013213246576453451024510245102 |
| 2026-10-12 21:09:29Z | origin change | AS134963 → AS45102 | 328840327727174645345102 |
| 2026-10-12 15:57:47Z | origin change | AS45102 → AS134963 | 138309711743491134963 |
| 2026-10-12 15:39:46Z | origin change | AS134963 → AS45102 | 13830971174645345102 |
| 2026-10-12 15:11:40Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-12 11:27:17Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-12 06:05:39Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-12 05:57:37Z | origin change | AS45102 → AS134963 | 460875753491134963 |