57.140.215.0/24 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 |
|---|---|---|---|---|---|
| AS19527 Google LLC (Google Cloud) | RPKI valid | 30 | 34549168019527 | 2026-09-18 | 2026-11-07 |
| AS15169 Google LLC | RPKI valid | 14 | 5991915169 | 2026-09-18 | 2026-11-07 |
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 | wrong origin |
| 57.140.192.0/18 | /24 | AS19527 | arin | authorises it |
| 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 | 14 | 693919527 | 2026-09-18 |
More specific routes
0 announced prefixes inside this one
Nothing more specific is announced.
Recorded changes
| When | Change | Origin | Path |
|---|---|---|---|
| 2026-11-07 23:40:48Z | origin change | AS15169 → AS19527 | 377211240019527 |
| 2026-11-07 23:28:08Z | origin change | AS19527 → AS15169 | 55720325715169 |
| 2026-11-07 22:46:37Z | origin change | AS15169 → AS19527 | 37721168019527 |
| 2026-11-07 19:47:26Z | origin change | AS19527 → AS15169 | 55720325715169 |
| 2026-11-07 18:16:39Z | origin change | AS15169 → AS19527 | 3288403277271741240019527 |
| 2026-11-07 16:26:13Z | origin change | AS19527 → AS15169 | 55720325715169 |
| 2026-11-07 16:26:08Z | origin change | AS15169 → AS19527 | 7018129919527 |
| 2026-11-07 16:26:07Z | origin change | AS19527 → AS15169 | 34927129915169 |
| 2026-11-07 15:22:12Z | origin change | AS19527 → AS15169 | 55720325715169 |
| 2026-11-07 15:22:12Z | origin change | AS15169 → AS19527 | 7018129919527 |
| 2026-11-07 08:27:04Z | origin change | AS15169 → AS19527 | 3288403277271741240019527 |
| 2026-11-07 04:39:08Z | origin change | AS19527 → AS15169 | 55720325715169 |
| 2026-11-06 17:12:10Z | origin change | AS15169 → AS19527 | 3288403277271741240019527 |
| 2026-11-06 14:52:23Z | origin change | AS19527 → AS15169 | 20514129915169 |
| 2026-11-06 14:52:10Z | origin change | AS19527 → AS15169 | 55720325715169 |
| 2026-11-06 14:52:10Z | origin change | AS15169 → AS19527 | 701834911240019527 |
| 2026-11-06 14:52:08Z | origin change | AS15169 → AS19527 | 7018129919527 |
| 2026-11-06 14:52:08Z | origin change | AS19527 → AS15169 | 22652129915169 |
| 2026-11-06 13:46:43Z | origin change | AS15169 → AS19527 | 70181299168019527 |
| 2026-11-06 06:15:53Z | origin change | AS19527 → AS15169 | 3549335615169 |
| 2026-11-06 04:01:22Z | origin change | AS15169 → AS19527 | 460812214637127319527 |
| 2026-11-06 04:00:16Z | origin change | AS19527 → AS15169 | 557202914645315169 |
| 2026-11-06 04:00:12Z | origin change | AS15169 → AS19527 | 37989563001321324657168019527 |
| 2026-11-06 03:59:45Z | origin change | AS19527 → AS15169 | 557202914645315169 |
| 2026-11-06 03:04:12Z | origin change | AS15169 → AS19527 | 4504966966762168019527 |
| 2026-11-06 03:04:11Z | origin change | AS19527 → AS15169 | 48185335615169 |
| 2026-11-05 22:08:12Z | origin change | AS15169 → AS19527 | 204092207661240019527 |
| 2026-11-05 22:07:57Z | origin change | AS19527 → AS15169 | 48185335615169 |
| 2026-11-05 21:10:39Z | origin change | AS15169 → AS19527 | 4943221551048362168019527 |
| 2026-11-05 19:24:52Z | origin change | AS19527 → AS15169 | 5782112586325715169 |
| 2026-11-04 20:45:37Z | origin change | AS15169 → AS19527 | 20649934549168019527 |
| 2026-11-04 20:18:06Z | origin change | AS19527 → AS15169 | 557202914645315169 |
| 2026-11-04 16:09:17Z | origin change | AS15169 → AS19527 | 1328251741240019527 |
| 2026-11-04 15:30:29Z | origin change | AS19527 → AS15169 | 213241900215169 |
| 2026-11-04 03:28:50Z | origin change | AS15169 → AS19527 | 1328251741240019527 |
| 2026-11-03 21:08:45Z | origin change | AS19527 → AS15169 | 50300335615169 |
| 2026-11-03 15:47:59Z | origin change | AS15169 → AS19527 | 204092168019527 |
| 2026-11-03 15:47:57Z | origin change | AS19527 → AS15169 | 37989563001321324657900215169 |
| 2026-11-03 15:47:54Z | origin change | AS19527 → AS15169 | 48185335615169 |
| 2026-11-03 15:47:54Z | origin change | AS15169 → AS19527 | 204092168019527 |
| 2026-11-03 04:00:23Z | origin change | AS15169 → AS19527 | 3288403277271741240019527 |
| 2026-11-03 02:20:42Z | origin change | AS19527 → AS15169 | 50300335615169 |
| 2026-11-02 17:52:15Z | origin change | AS15169 → AS19527 | 4608757534911240019527 |
| 2026-11-02 07:42:48Z | origin change | AS19527 → AS15169 | 55720693915169 |
| 2026-11-01 04:59:21Z | origin change | AS15169 → AS19527 | 37989563001321324657168019527 |
| 2026-11-01 04:31:23Z | origin change | AS15169 → AS19527 | 1328251741240019527 |
| 2026-11-01 02:50:02Z | origin change | AS19527 → AS15169 | 4913453356693915169 |
| 2026-11-01 02:50:02Z | origin change | AS19527 → AS15169 | 4913453356693915169 |
| 2026-10-31 18:37:17Z | origin change | AS15169 → AS19527 | 5805734549168019527 |
| 2026-10-31 18:32:38Z | origin change | AS19527 → AS15169 | 580571836335615169 |