57.140.211.0/24 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 | 28 | 5991915169 | 2026-09-18 | 2026-10-21 |
| AS19527 Google LLC (Google Cloud) | RPKI valid | 15 | 34549129919527 | 2026-09-18 | 2026-10-21 |
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 |
|---|---|---|---|
| 2026-10-21 12:18:38Z | origin change | AS19527 → AS15169 | 17639900215169 |
| 2026-10-21 07:30:33Z | origin change | AS15169 → AS19527 | 1328253356127319527 |
| 2026-10-21 07:26:59Z | origin change | AS19527 → AS15169 | 132825335615169 |
| 2026-10-21 07:23:55Z | origin change | AS15169 → AS19527 | 1328253356127319527 |
| 2026-10-21 07:22:22Z | origin change | AS19527 → AS15169 | 132825335615169 |
| 2026-10-21 06:16:50Z | origin change | AS15169 → AS19527 | 1328253356127319527 |
| 2026-10-21 06:15:47Z | origin change | AS19527 → AS15169 | 132825335615169 |
| 2026-10-21 06:13:15Z | origin change | AS15169 → AS19527 | 1328253356127319527 |
| 2026-10-20 23:25:10Z | origin change | AS19527 → AS15169 | 34927129915169 |
| 2026-10-20 22:53:22Z | origin change | AS15169 → AS19527 | 328840327727174645319527 |
| 2026-10-20 22:52:37Z | origin change | AS19527 → AS15169 | 46087575129915169 |
| 2026-10-20 22:52:32Z | origin change | AS15169 → AS19527 | 7018645319527 |
| 2026-10-20 22:52:24Z | origin change | AS19527 → AS15169 | 20205129915169 |
| 2026-10-20 22:06:04Z | origin change | AS15169 → AS19527 | 34927129919527 |
| 2026-10-20 21:46:53Z | origin change | AS19527 → AS15169 | 59919900215169 |
| 2026-10-20 21:01:21Z | origin change | AS15169 → AS19527 | 328840327727174129919527 |
| 2026-10-20 21:00:53Z | origin change | AS19527 → AS15169 | 450496696129915169 |
| 2026-10-20 21:00:45Z | origin change | AS15169 → AS19527 | 7018645319527 |
| 2026-10-20 21:00:37Z | origin change | AS19527 → AS15169 | 22652129915169 |
| 2026-10-20 17:13:45Z | origin change | AS15169 → AS19527 | 328840327727174645319527 |
| 2026-10-20 14:44:24Z | origin change | AS19527 → AS15169 | 46087575129915169 |
| 2026-10-20 14:42:46Z | origin change | AS15169 → AS19527 | 460812214637645319527 |
| 2026-10-20 14:12:46Z | origin change | AS19527 → AS15169 | 46087575129915169 |
| 2026-10-20 13:49:57Z | origin change | AS15169 → AS19527 | 328840327727174645319527 |
| 2026-10-20 13:48:48Z | origin change | AS19527 → AS15169 | 46087575129915169 |
| 2026-10-20 13:48:39Z | origin change | AS15169 → AS19527 | 7018645319527 |
| 2026-10-20 13:48:30Z | origin change | AS19527 → AS15169 | 22652129915169 |
| 2026-10-20 09:07:32Z | origin change | AS15169 → AS19527 | 1328253356127319527 |
| 2026-10-20 00:56:47Z | origin change | AS19527 → AS15169 | 450496696129915169 |
| 2026-10-20 00:56:40Z | origin change | AS15169 → AS19527 | 7018645319527 |
| 2026-10-20 00:05:26Z | origin change | AS19527 → AS15169 | 2162858280676215169 |
| 2026-10-19 23:08:20Z | origin change | AS15169 → AS19527 | 22652129919527 |
| 2026-10-19 03:26:16Z | origin change | AS19527 → AS15169 | 17639900215169 |
| 2026-10-18 14:30:08Z | origin change | AS15169 → AS19527 | 328840327727174645319527 |
| 2026-10-18 12:33:15Z | origin change | AS19527 → AS15169 | 17639900215169 |
| 2026-10-17 23:17:47Z | origin change | AS15169 → AS19527 | 37989563001321324657645319527 |
| 2026-10-17 21:15:47Z | origin change | AS19527 → AS15169 | 37989563001321324657900215169 |
| 2026-10-15 21:05:40Z | origin change | AS15169 → AS19527 | 328840327727174645319527 |
| 2026-10-15 19:46:20Z | origin change | AS19527 → AS15169 | 494324836215169 |
| 2026-10-15 17:56:47Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-15 08:03:08Z | origin change | AS19527 → AS15169 | 46087575129915169 |
| 2026-10-14 18:06:54Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-14 16:12:46Z | origin change | AS19527 → AS15169 | 46087575129915169 |
| 2026-10-14 13:12:32Z | origin change | AS15169 → AS19527 | 1328253356127319527 |
| 2026-10-14 13:11:31Z | origin change | AS19527 → AS15169 | 132825335615169 |
| 2026-10-14 09:20:36Z | origin change | AS15169 → AS19527 | 1328253356127319527 |
| 2026-10-14 09:20:05Z | origin change | AS19527 → AS15169 | 132825335615169 |
| 2026-10-14 07:52:00Z | origin change | AS15169 → AS19527 | 1328253356127319527 |
| 2026-10-14 07:47:55Z | origin change | AS19527 → AS15169 | 132825335615169 |
| 2026-10-14 03:32:17Z | origin change | AS15169 → AS19527 | 37989563001321324657645319527 |