57.140.204.0/24 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 | 33 | 3772115169 | 2026-10-24 | 2026-11-01 |
| AS19527 Google LLC (Google Cloud) | RPKI valid | 8 | 34549645319527 | 2026-10-24 | 2026-11-01 |
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 |
|---|---|---|---|
| 2026-11-01 13:05:19Z | origin change | AS15169 → AS19527 | 345492914645319527 |
| 2026-11-01 13:05:18Z | origin change | AS19527 → AS15169 | 5805734549325715169 |
| 2026-11-01 04:23:36Z | origin change | AS15169 → AS19527 | 37989563001321322914645319527 |
| 2026-11-01 02:50:02Z | origin change | AS19527 → AS15169 | 4913453356693915169 |
| 2026-10-31 00:42:40Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-31 00:08:01Z | origin change | AS19527 → AS15169 | 4943248362129915169 |
| 2026-10-30 14:42:39Z | origin change | AS15169 → AS19527 | 37989563001321322914645319527 |
| 2026-10-30 14:42:36Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-30 12:32:23Z | origin change | AS19527 → AS15169 | 3492756655693915169 |
| 2026-10-30 12:32:23Z | origin change | AS19527 → AS15169 | 3492756655693915169 |
| 2026-10-30 08:54:35Z | origin change | AS15169 → AS19527 | 37989563001321322914645319527 |
| 2026-10-30 08:54:24Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-30 08:40:54Z | origin change | AS19527 → AS15169 | 3549335615169 |
| 2026-10-30 08:40:54Z | origin change | AS19527 → AS15169 | 3549335615169 |
| 2026-10-30 08:40:35Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-30 08:40:15Z | origin change | AS19527 → AS15169 | 13830971335615169 |
| 2026-10-30 08:31:55Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-30 08:13:42Z | origin change | AS19527 → AS15169 | 2950439392129915169 |
| 2026-10-30 08:09:05Z | origin change | AS15169 → AS19527 | 37989563001321322914645319527 |
| 2026-10-30 06:16:34Z | origin change | AS15169 → AS19527 | 328840327727174645319527 |
| 2026-10-30 05:03:52Z | origin change | AS19527 → AS15169 | 3549335615169 |
| 2026-10-30 03:05:02Z | origin change | AS19527 → AS15169 | 50304129915169 |
| 2026-10-30 02:05:06Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-30 01:22:31Z | origin change | AS19527 → AS15169 | 50304129915169 |
| 2026-10-29 16:03:40Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-29 14:51:57Z | origin change | AS19527 → AS15169 | 48185335615169 |
| 2026-10-29 14:16:03Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-29 13:51:26Z | origin change | AS19527 → AS15169 | 48185335615169 |
| 2026-10-29 12:06:33Z | origin change | AS15169 → AS19527 | 37989563001321322914645319527 |
| 2026-10-29 12:03:36Z | origin change | AS19527 → AS15169 | 46087575129915169 |
| 2026-10-29 12:01:18Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-29 06:32:47Z | origin change | AS19527 → AS15169 | 140357715169 |
| 2026-10-28 21:53:34Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-28 19:10:18Z | origin change | AS19527 → AS15169 | 50300325715169 |
| 2026-10-28 18:24:03Z | origin change | AS15169 → AS19527 | 37989563001321322914645319527 |
| 2026-10-28 18:22:38Z | origin change | AS19527 → AS15169 | 50300325715169 |
| 2026-10-28 14:59:48Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-28 14:51:26Z | origin change | AS15169 → AS19527 | 5805734549645319527 |
| 2026-10-28 14:51:26Z | origin change | AS19527 → AS15169 | 2950439392129915169 |
| 2026-10-28 14:51:19Z | origin change | AS19527 → AS15169 | 3492756655693915169 |
| 2026-10-28 09:01:51Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-28 08:26:19Z | origin change | AS19527 → AS15169 | 46087575129915169 |
| 2026-10-28 08:07:03Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-28 08:03:57Z | origin change | AS19527 → AS15169 | 3772115169 |
| 2026-10-28 02:44:20Z | origin change | AS15169 → AS19527 | 37989563001321322914645319527 |
| 2026-10-28 02:01:47Z | origin change | AS19527 → AS15169 | 22652129915169 |
| 2026-10-27 22:43:45Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-27 21:58:11Z | origin change | AS19527 → AS15169 | 46087575129915169 |
| 2026-10-27 14:48:17Z | origin change | AS15169 → AS19527 | 557202914645319527 |
| 2026-10-27 11:03:39Z | origin change | AS19527 → AS15169 | 46087575129915169 |