170.33.33.0/24 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 | 34 | 3772145102 | 2026-09-18 | 2026-10-18 |
| AS134963 Alibaba Cloud (Singapore) Private Limited | RPKI valid | 9 | 3454917984134963 | 2026-09-18 | 2026-10-18 |
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 |
|---|---|---|---|---|---|
| 170.33.32.0/21 v4 | AS134963 Alibaba Cloud (Singapore) Private Limited | RPKI valid | 43 | 3454917984134963 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-10-17 07:23:27Z | origin change | AS134963 → AS45102 | 328840327727174129945102 |
| 2026-10-16 16:09:13Z | origin change | AS45102 → AS134963 | 2064993454917984134963 |
| 2026-10-16 03:23:29Z | origin change | AS134963 → AS45102 | 17639900245102 |
| 2026-10-16 03:23:17Z | origin change | AS45102 → AS134963 | 494324836217984134963 |
| 2026-10-15 21:18:56Z | origin change | AS134963 → AS45102 | 17639900245102 |
| 2026-10-15 21:17:34Z | origin change | AS45102 → AS134963 | 494324836217984134963 |
| 2026-10-15 21:05:35Z | origin change | AS134963 → AS45102 | 34927129945102 |
| 2026-10-15 21:05:10Z | origin change | AS45102 → AS134963 | 14035773491134963 |
| 2026-10-15 17:57:45Z | origin change | AS134963 → AS45102 | 55720693945102 |
| 2026-10-15 15:50:21Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-15 13:49:16Z | origin change | AS134963 → AS45102 | 49432483624510245102 |
| 2026-10-15 11:38:02Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-15 08:03:31Z | origin change | AS134963 → AS45102 | 35493356900245102 |
| 2026-10-15 08:02:27Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-14 18:04:00Z | origin change | AS134963 → AS45102 | 21628582806762129945102 |
| 2026-10-14 11:15:11Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-14 03:32:39Z | origin change | AS134963 → AS45102 | 37989563001321324657900245102 |
| 2026-10-14 00:08:46Z | origin change | AS45102 → AS134963 | 4608122146373491134963 |
| 2026-10-12 18:34:24Z | origin change | AS134963 → AS45102 | 377214510245102 |
| 2026-10-12 15:11:40Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-12 11:27:21Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-12 06:06:43Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-12 05:56:32Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-12 04:57:55Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-10 14:09:58Z | origin change | AS134963 → AS45102 | 17639900245102 |
| 2026-10-10 14:09:51Z | origin change | AS45102 → AS134963 | 494324836217984134963 |
| 2026-10-10 05:42:01Z | origin change | AS134963 → AS45102 | 328840327727174129945102 |
| 2026-10-10 00:41:38Z | origin change | AS134963 → AS45102 | 176394510245102 |
| 2026-10-10 00:36:17Z | origin change | AS45102 → AS134963 | 3288403277271743491134963 |
| 2026-10-10 00:35:34Z | origin change | AS45102 → AS134963 | 20514129917984134963 |
| 2026-10-10 00:35:34Z | origin change | AS134963 → AS45102 | 149073356900245102 |
| 2026-10-10 00:35:24Z | origin change | AS134963 → AS45102 | 22652129945102 |
| 2026-10-10 00:35:24Z | origin change | AS134963 → AS45102 | 3492756655693945102 |
| 2026-10-10 00:35:23Z | origin change | AS45102 → AS134963 | 34927129917984134963 |
| 2026-10-10 00:35:23Z | origin change | AS45102 → AS134963 | 22652129917984134963 |
| 2026-10-10 00:35:22Z | origin change | AS45102 → AS134963 | 216285828067623491134963 |
| 2026-10-09 09:00:38Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-09 09:00:09Z | origin change | AS134963 → AS45102 | 57821125863257129945102 |
| 2026-10-09 04:04:32Z | origin change | AS134963 → AS45102 | 557202914129945102 |
| 2026-10-09 03:30:38Z | origin change | AS45102 → AS134963 | 5572032573491134963 |
| 2026-10-09 00:16:39Z | origin change | AS134963 → AS45102 | 328840327727174129945102 |
| 2026-10-08 22:36:21Z | origin change | AS134963 → AS45102 | 35493356900245102 |
| 2026-10-08 22:35:34Z | origin change | AS134963 → AS45102 | 328840327727174129945102 |
| 2026-10-08 22:35:23Z | origin change | AS45102 → AS134963 | 14035773491134963 |
| 2026-10-08 22:35:15Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-08 22:34:48Z | origin change | AS45102 → AS134963 | 13282533563491134963 |
| 2026-10-08 17:08:35Z | origin change | AS134963 → AS45102 | 55720693945102 |
| 2026-10-08 12:00:06Z | origin change | AS45102 → AS134963 | 460875753491134963 |
| 2026-10-08 11:03:01Z | origin change | AS134963 → AS45102 | 35493356900245102 |
| 2026-10-08 11:02:27Z | origin change | AS45102 → AS134963 | 460875753491134963 |