206208 looking glass

152.175.146.0/23 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
AS21859 Zenlayer Inc RPKI valid 26 2448221859 2026-10-19 2026-10-26
AS49304 SAKURA LINK LIMITED RPKI valid 18 380011767649304 2026-10-19 2026-10-26

RPKI

4 ROAs cover this prefix

ROA prefixMax lengthAuthorised originTrust anchorResult for this route
152.175.144.0/20 /24 AS21859 ripe authorises it
152.175.0.0/16 /24 AS8126 ripe wrong origin
152.175.0.0/16 /24 AS49304 ripe wrong origin
152.175.0.0/16 /24 AS202069 ripe wrong origin

Registry

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

Delegated block
152.175.0.0/16
RIR
RIPENCC
Country
🇭🇰 HK
Status
allocated
Allocated
2014-05-23

Less specific routes

Announced prefixes that contain this one

Prefix Origin RPKI Peers Sample path First seen
152.175.144.0/20 v4 AS21859 Zenlayer Inc RPKI valid 8 2448221859 2026-10-17
152.175.144.0/20 v4 AS49304 SAKURA LINK LIMITED RPKI valid 9 22652137409951649304 2026-10-21
152.175.144.0/20 v4 AS202069 Sakura Communications Limited RPKI valid 27 345491374099516202069 2026-09-18
152.175.0.0/16 v4 AS49304 SAKURA LINK LIMITED RPKI valid 1 44393357101009921645849304 2026-10-09

More specific routes

2 announced prefixes inside this one

Prefix Origin RPKI Peers First seen
152.175.146.0/24 v4 AS49304 SAKURA LINK LIMITED RPKI valid 11 2026-10-16
152.175.147.0/24 v4 AS202069 Sakura Communications Limited RPKI valid 44 2026-09-18

Recorded changes

WhenChangeOriginPath
2026-10-26 09:08:47Z origin change AS49304 → AS21859 58057345493462346221859
2026-10-26 09:00:26Z origin change AS21859 → AS49304 49673204854229951649304
2026-10-26 09:00:26Z origin change AS21859 → AS49304 3454964534229951649304
2026-10-26 09:00:26Z origin change AS49304 → AS21859 494324836217643462346221859
2026-10-25 14:09:28Z origin change AS49304 → AS21859 3288403277271749680346221859
2026-10-25 12:30:37Z origin change AS21859 → AS49304 57821125863257176764930449304
2026-10-25 05:22:04Z origin change AS49304 → AS21859 3288403277271749680346221859
2026-10-24 17:26:28Z origin change AS21859 → AS49304 8523257176764930449304
2026-10-24 02:46:29Z origin change AS49304 → AS21859 2448221859
2026-10-24 01:08:39Z origin change AS21859 → AS49304 50300291421859951649304
2026-10-23 20:03:29Z origin change AS49304 → AS21859 2448221859
2026-10-22 10:47:11Z origin change AS21859 → AS49304 149071299176764930449304
2026-10-22 03:20:03Z origin change AS49304 → AS21859 17639346221859
2026-10-22 02:22:58Z origin change AS21859 → AS49304 57821125863257176764930449304
2026-10-22 02:19:48Z origin change AS49304 → AS21859 58057345493462346221859
2026-10-21 22:16:02Z origin change AS21859 → AS49304 59919900264534229951649304
2026-10-21 22:15:56Z origin change AS49304 → AS21859 580571749680346221859
2026-10-21 22:15:48Z origin change AS21859 → AS49304 49673204854229951649304
2026-10-21 20:41:53Z origin change AS49304 → AS21859 3288403277271749680346221859
2026-10-21 17:39:33Z origin change AS21859 → AS49304 55720693949304
2026-10-20 19:37:07Z origin change AS49304 → AS21859 3288403277271749680346221859
2026-10-20 18:18:28Z origin change AS21859 → AS49304 48185291421859951649304
2026-10-20 17:13:42Z origin change AS49304 → AS21859 3288403277271749680346221859
2026-10-20 16:12:24Z origin change AS21859 → AS49304 503003257176764930449304
2026-10-20 16:09:35Z origin change AS49304 → AS21859 354933561749680346221859
2026-10-20 16:02:25Z origin change AS21859 → AS49304 5030029144229951649304
2026-10-20 15:58:13Z origin change AS49304 → AS21859 573814270812999680968096809680346221859
2026-10-20 15:58:11Z origin change AS21859 → AS49304 3549335629144229951649304
2026-10-20 15:58:11Z origin change AS49304 → AS21859 5030412999680968096809680346221859
2026-10-20 15:58:01Z origin change AS21859 → AS49304 5782112586325764534229951649304
2026-10-20 15:57:56Z origin change AS49304 → AS21859 226521749680346221859
2026-10-20 15:57:55Z origin change AS21859 → AS49304 149072914176764930449304
2026-10-20 15:57:54Z origin change AS49304 → AS21859 380013491346221859
2026-10-20 15:57:54Z origin change AS49304 → AS21859 29504393921749680346221859
2026-10-20 15:57:54Z origin change AS21859 → AS49304 149072914176764930449304
2026-10-20 15:57:28Z origin change AS21859 → AS49304 226521299176764930449304
2026-10-20 15:57:27Z origin change AS49304 → AS21859 226521749680346221859
2026-10-20 15:02:49Z origin change AS21859 → AS49304 5572021859951649304
2026-10-20 15:02:43Z origin change AS21859 → AS49304 205141299176764930449304
2026-10-20 15:02:43Z origin change AS49304 → AS21859 5738142708129942294229422921859218592185921859
2026-10-20 15:02:33Z origin change AS49304 → AS21859 354933561749680346221859
2026-10-20 15:01:06Z origin change AS21859 → AS49304 85229144229951649304
2026-10-20 15:01:05Z origin change AS21859 → AS49304 4818529144229951649304
2026-10-20 15:01:03Z origin change AS21859 → AS49304 3549335629144229951649304
2026-10-20 15:01:03Z origin change AS49304 → AS21859 380013491346221859
2026-10-20 15:01:03Z origin change AS49304 → AS21859 8521749680346221859
2026-10-20 15:01:02Z origin change AS49304 → AS21859 4818533561749680346221859
2026-10-20 15:00:55Z origin change AS49304 → AS21859 5030412999680968096809680346221859
2026-10-20 15:00:46Z origin change AS21859 → AS49304 5782112586325764534229951649304
2026-10-20 15:00:46Z origin change AS21859 → AS49304 5572021859951649304