206208 looking glass

163.253.17.0/24 RPKI valid MOAS

Announced by 3 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
AS396955 Internet2 RPKI valid 28 345491299396955 2026-09-18 2026-10-28
AS11164 Internet2 I2PX RPKI valid 13 1490711164 2026-09-18 2026-10-28
AS11537 Internet2 RPKI valid 3 382292449011537 2026-09-18 2026-10-28

RPKI

4 ROAs cover this prefix

ROA prefixMax lengthAuthorised originTrust anchorResult for this route
163.253.17.0/24 /24 AS11164 arin wrong origin
163.253.17.0/24 /24 AS11537 arin wrong origin
163.253.17.0/24 /24 AS396955 arin authorises it
163.253.0.0/16 /16 AS11537 arin wrong origin

Registry

Who this address space is delegated to, regardless of whether it is routed

Delegated block
163.253.0.0/16
RIR
ARIN
Country
🇺🇸 US
Status
allocated
Allocated
1992-10-21

Less specific routes

Announced prefixes that contain this one

Nothing less specific is announced.

More specific routes

0 announced prefixes inside this one

Nothing more specific is announced.

Recorded changes

WhenChangeOriginPath
2026-10-29 01:16:07Z origin change AS396955 → AS11537 382292449011537
2026-10-28 18:11:58Z origin change AS11537 → AS396955 3288403277271743356396955396955
2026-10-28 08:26:54Z origin change AS11164 → AS11537 4608757511537
2026-10-28 08:04:02Z origin change AS11537 → AS11164 37721646111164
2026-10-27 21:57:30Z origin change AS11164 → AS11537 4608757511537
2026-10-27 14:47:32Z origin change AS11537 → AS11164 55720693911164
2026-10-27 11:04:31Z origin change AS396955 → AS11537 4608757511537
2026-10-24 20:18:35Z origin change AS11164 → AS396955 2064993454929143356396955396955
2026-10-24 15:54:31Z origin change AS396955 → AS11164 17639693911164
2026-10-23 06:30:59Z origin change AS11537 → AS396955 29504393921299396955396955
2026-10-23 05:44:18Z origin change AS396955 → AS11537 4608757511537
2026-10-22 22:09:37Z origin change AS11537 → AS396955 57381427081299396955396955
2026-10-22 12:53:31Z origin change AS396955 → AS11537 4608757511537
2026-10-22 12:34:50Z origin change AS11537 → AS396955 14035773356396955396955
2026-10-22 11:06:49Z origin change AS396955 → AS11537 4608757511537
2026-10-22 10:49:13Z origin change AS11164 → AS396955 14035773356396955396955
2026-10-22 10:48:33Z origin change AS396955 → AS11164 1490711164
2026-10-22 10:44:46Z origin change AS11537 → AS396955 5572029143356396955396955
2026-10-22 08:24:21Z origin change AS11164 → AS11537 382292449024287766011537
2026-10-22 03:20:37Z origin change AS396955 → AS11164 17639693911164
2026-10-22 02:16:56Z origin change AS11164 → AS396955 578211258632573356396955396955
2026-10-21 12:23:33Z origin change AS396955 → AS11164 17639693911164
2026-10-20 17:13:38Z origin change AS11537 → AS396955 3288403277271743356396955396955
2026-10-20 14:46:24Z origin change AS11164 → AS11537 4608757511537
2026-10-20 14:43:27Z origin change AS11537 → AS11164 46081221463711164
2026-10-20 14:14:42Z origin change AS11164 → AS11537 4608757511537
2026-10-20 14:10:39Z origin change AS11537 → AS11164 46081221463711164
2026-10-20 13:14:18Z origin change AS396955 → AS11537 4608757511537
2026-10-20 11:56:20Z origin change AS11537 → AS396955 205141299396955396955
2026-10-20 11:08:02Z origin change AS396955 → AS11537 4608757511537
2026-10-19 11:39:31Z origin change AS11164 → AS396955 138309713356396955396955
2026-10-19 04:11:46Z origin change AS396955 → AS11164 17639693911164
2026-10-18 16:14:54Z origin change AS11164 → AS396955 3288403277271743356396955396955
2026-10-18 15:11:35Z origin change AS396955 → AS11164 17639693911164
2026-10-18 14:30:10Z origin change AS11164 → AS396955 3288403277271743356396955396955
2026-10-18 12:34:40Z origin change AS396955 → AS11164 17639693911164
2026-10-17 07:23:33Z origin change AS11537 → AS396955 3288403277271743356396955396955
2026-10-16 16:11:54Z origin change AS396955 → AS11537 382292449011537
2026-10-16 16:09:32Z origin change AS11537 → AS396955 206499345491299396955396955
2026-10-16 15:29:01Z origin change AS396955 → AS11537 382292449024287766011537
2026-10-15 19:46:27Z origin change AS11164 → AS396955 49432483621299396955396955
2026-10-15 17:57:19Z origin change AS11537 → AS11164 55720693911164
2026-10-15 15:50:11Z origin change AS396955 → AS11537 4608757511537
2026-10-15 13:49:22Z origin change AS11537 → AS396955 49432483621299396955396955
2026-10-15 11:39:11Z origin change AS396955 → AS11537 4608757511537
2026-10-15 08:03:15Z origin change AS11537 → AS396955 35493356396955396955
2026-10-15 08:02:02Z origin change AS396955 → AS11537 4608757511537