206208 looking glass

57.140.226.0/24 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 ASRPKI Peers seeing itSample path First seenLast seen
AS19527 Google LLC (Google Cloud) RPKI valid 28 34549129919527 2026-09-18 2026-10-18
AS15169 Google LLC RPKI valid 14 20205693915169 2026-09-18 2026-10-18

RPKI

5 ROAs cover this prefix

ROA prefixMax lengthAuthorised originTrust anchorResult 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 16 693919527 2026-09-18

More specific routes

0 announced prefixes inside this one

Nothing more specific is announced.

Recorded changes

WhenChangeOriginPath
2026-10-18 00:10:59Z origin change AS15169 → AS19527 32884032772717419527
2026-10-17 23:16:48Z origin change AS19527 → AS15169 37989563001321324657645315169
2026-10-17 21:16:36Z origin change AS15169 → AS19527 3798956300132132129919527
2026-10-17 21:16:22Z origin change AS19527 → AS15169 37989563001321324657645315169
2026-10-15 19:46:22Z origin change AS15169 → AS19527 4943248362129919527
2026-10-15 17:57:03Z origin change AS19527 → AS15169 557202914645315169
2026-10-15 08:03:06Z origin change AS15169 → AS19527 35493356129919527
2026-10-15 08:02:53Z origin change AS19527 → AS15169 460812214637645315169
2026-10-14 23:34:02Z origin change AS15169 → AS19527 2950439392129919527
2026-10-14 18:06:29Z origin change AS19527 → AS15169 557202914645315169
2026-10-14 15:29:07Z origin change AS15169 → AS19527 204092198978174129919527
2026-10-14 15:28:56Z origin change AS19527 → AS15169 20236550673645315169
2026-10-14 15:28:38Z origin change AS15169 → AS19527 21628582806762129919527
2026-10-14 15:28:35Z origin change AS19527 → AS15169 380013491645315169
2026-10-14 03:34:36Z origin change AS15169 → AS19527 32884032772717419527
2026-10-13 21:06:16Z origin change AS19527 → AS15169 2089726204645315169
2026-10-12 21:09:17Z origin change AS15169 → AS19527 32884032772717419527
2026-10-12 19:41:31Z origin change AS19527 → AS15169 2089726204645315169
2026-10-12 18:35:18Z origin change AS15169 → AS19527 3772117419527
2026-10-12 15:54:44Z origin change AS19527 → AS15169 460812214637645315169
2026-10-09 08:26:35Z origin change AS15169 → AS19527 57821125863257129919527
2026-10-09 04:03:27Z origin change AS19527 → AS15169 557202914645315169
2026-10-09 02:04:59Z origin change AS15169 → AS19527 33331257129919527
2026-10-09 01:48:43Z origin change AS19527 → AS15169 33331257645315169
2026-10-08 22:35:43Z origin change AS15169 → AS19527 1403577129919527
2026-10-08 22:35:42Z origin change AS19527 → AS15169 460812214637645315169
2026-10-08 22:35:35Z origin change AS15169 → AS19527 32884032772717419527
2026-10-08 22:34:52Z origin change AS19527 → AS15169 132825335615169
2026-10-08 22:33:33Z origin change AS15169 → AS19527 34927129919527
2026-10-08 12:01:14Z origin change AS19527 → AS15169 460812214637645315169
2026-10-08 09:37:39Z origin change AS15169 → AS19527 149073356129919527
2026-10-07 17:55:06Z origin change AS19527 → AS15169 4913453356693915169
2026-10-07 16:19:08Z origin change AS15169 → AS19527 14907129919527
2026-10-07 16:09:05Z origin change AS19527 → AS15169 37989563001321324657645315169