Possible BGP hijack

Beginning at 2020-12-23 04:08:52 UTC, we detected a possible BGP hijack.

Prefix 164.155.224.0/22, is normally announced by AS137951 CLAYERLIMITED-AS-AP Clayer Limited, HK.

But beginning at 2020-12-23 04:08:52, the same prefix (164.155.224.0/22) was also announced by ASN 136933.

This was detected by 3 BGPMon peers.

Expected
Start time: 2020-12-23 04:08:52 UTC
Expected prefix: 164.155.224.0/22
Expected ASN: 137951 (CLAYERLIMITED-AS-AP Clayer Limited, HK)
Event Details
Detected advertisement: 164.155.224.0/22
Detected Origin ASN 136933 (GIGABITBANK-AS-AP Gigabitbank Global, HK)
Detected AS Path 8781 3491 58453 136933 136933
Detected by number of BGPMon peers: 3

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