57.140.217.0/24 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 |
|---|---|---|---|---|---|
| AS15169 Google LLC | RPKI valid | 38 | 3454915169 | 2026-10-21 | 2026-11-02 |
| AS19527 Google LLC (Google Cloud) | RPKI valid | 7 | 7018645319527 | 2026-10-21 | 2026-11-02 |
RPKI
5 ROAs cover this prefix
| ROA prefix | Max length | Authorised origin | Trust anchor | Result for this route |
|---|---|---|---|---|
| 57.140.192.0/18 | /24 | AS15169 | arin | authorises it |
| 57.140.192.0/18 | /24 | AS19527 | arin | wrong origin |
| 57.140.192.0/18 | /24 | AS139070 | arin | wrong origin |
| 57.140.192.0/18 | /24 | AS396982 | arin | wrong origin |
| 57.140.0.0/16 | /24 | AS62654 | arin | wrong origin |
Registry
Who this address space is delegated to, regardless of whether it is routed
- Delegated block
- 57.140.0.0/16
- RIR
- ARIN
- Country
- 🇺🇸 US
- Status
- allocated
- Allocated
- 2022-08-23
Less specific routes
Announced prefixes that contain this one
| Prefix | Origin | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|---|
| 57.140.192.0/18 v4 | AS15169 Google LLC | RPKI valid | 35 | 3454915169 | 2026-09-18 |
| 57.140.192.0/18 v4 | AS19527 Google LLC (Google Cloud) | RPKI valid | 16 | 693919527 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-11-03 04:00:25Z | origin change | AS15169 → AS19527 | 328840327727174645319527 |
| 2026-11-03 02:20:42Z | origin change | AS19527 → AS15169 | 50300335615169 |
| 2026-11-03 02:10:30Z | origin change | AS15169 → AS19527 | 328840327727174645319527 |
| 2026-11-02 22:17:55Z | origin change | AS43515 → AS15169 | 2162858280676215169 |
| 2026-11-02 22:02:46Z | origin change | AS19527 → AS43515 | 450496696676243515 |
| 2026-11-02 22:02:17Z | origin change | AS15169 → AS19527 | 2162858280174645319527 |
| 2026-11-02 21:34:35Z | origin change | AS43515 → AS15169 | 2162858280676215169 |
| 2026-11-02 21:21:15Z | origin change | AS19527 → AS43515 | 450496696676243515 |
| 2026-11-02 21:20:51Z | origin change | AS15169 → AS19527 | 2162858280174645319527 |
| 2026-11-02 20:46:14Z | origin change | AS19527 → AS15169 | 2162858280676215169 |
| 2026-11-02 20:39:04Z | origin change | AS43515 → AS19527 | 328840327727174645319527 |
| 2026-11-02 20:32:15Z | origin change | AS19527 → AS43515 | 450496696676243515 |
| 2026-11-02 20:31:56Z | origin change | AS15169 → AS19527 | 2162858280174645319527 |
| 2026-11-02 20:08:03Z | origin change | AS19527 → AS15169 | 2162858280676215169 |
| 2026-11-02 20:08:02Z | origin change | AS43515 → AS19527 | 21628582806762129919527 |
| 2026-11-02 19:50:15Z | origin change | AS19527 → AS43515 | 450496696676243515 |
| 2026-11-02 19:49:50Z | origin change | AS15169 → AS19527 | 2162858280174645319527 |
| 2026-11-02 19:08:48Z | origin change | AS43515 → AS15169 | 2162858280676215169 |
| 2026-11-02 18:54:15Z | origin change | AS19527 → AS43515 | 450496696676243515 |
| 2026-11-02 18:53:46Z | origin change | AS15169 → AS19527 | 2162858280174645319527 |
| 2026-11-02 18:25:42Z | origin change | AS43515 → AS15169 | 2162858280676215169 |
| 2026-11-02 18:13:44Z | origin change | AS19527 → AS43515 | 450496696676243515 |
| 2026-11-02 18:13:25Z | origin change | AS15169 → AS19527 | 2162858280174645319527 |
| 2026-11-02 17:48:06Z | origin change | AS43515 → AS15169 | 2162858280676215169 |
| 2026-11-02 17:29:15Z | origin change | AS19527 → AS43515 | 450496696676243515 |
| 2026-11-02 17:29:04Z | origin change | AS15169 → AS19527 | 2162858280174645319527 |
| 2026-11-02 08:18:12Z | origin change | AS19527 → AS15169 | 20236515169 |
| 2026-11-02 07:41:57Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-11-02 05:11:37Z | origin change | AS19527 → AS15169 | 20236515169 |
| 2026-11-01 22:23:50Z | origin change | AS43515 → AS15169 | 2162858280676215169 |
| 2026-11-01 22:05:39Z | origin change | AS19527 → AS43515 | 450496696676243515 |
| 2026-11-01 22:05:31Z | origin change | AS15169 → AS19527 | 2162858280174645319527 |
| 2026-11-01 21:16:09Z | origin change | AS15169 → AS43515 | 450496696676243515 |
| 2026-11-01 21:15:46Z | origin change | AS43515 → AS19527 | 2162858280174645319527 |
| 2026-11-01 20:05:00Z | origin change | AS43515 → AS15169 | 20236515169 |
| 2026-11-01 19:51:08Z | origin change | AS19527 → AS43515 | 450496696676243515 |
| 2026-11-01 19:50:56Z | origin change | AS15169 → AS19527 | 2162858280174645319527 |
| 2026-11-01 18:40:35Z | origin change | AS19527 → AS15169 | 2162858280676215169 |
| 2026-11-01 18:32:09Z | origin change | AS43515 → AS19527 | 1328253356127319527 |
| 2026-11-01 18:20:08Z | origin change | AS19527 → AS43515 | 450496696676243515 |
| 2026-11-01 18:20:04Z | origin change | AS15169 → AS19527 | 2162858280174645319527 |
| 2026-11-01 17:36:06Z | origin change | AS43515 → AS15169 | 2162858280676215169 |
| 2026-11-01 17:17:08Z | origin change | AS19527 → AS43515 | 450496696676243515 |
| 2026-11-01 17:17:00Z | origin change | AS15169 → AS19527 | 2162858280174645319527 |
| 2026-11-01 16:36:55Z | origin change | AS43515 → AS15169 | 2162858280676215169 |
| 2026-11-01 16:24:38Z | origin change | AS19527 → AS43515 | 450496696676243515 |
| 2026-11-01 16:24:35Z | origin change | AS15169 → AS19527 | 2162858280174645319527 |
| 2026-11-01 15:55:13Z | origin change | AS43515 → AS15169 | 2162858280676215169 |
| 2026-11-01 15:41:38Z | origin change | AS19527 → AS43515 | 450496696676243515 |
| 2026-11-01 15:41:14Z | origin change | AS15169 → AS19527 | 2162858280174645319527 |