Possible BGP hijack

Beginning at 2019-04-22 09:31:08, we detected a possible BGP hijack.

Prefix 103.137.212.0/22, Normally announced by AS209341 JPASN, JP

Starting at 2019-04-22 09:31:08, a more specific route (103.137.214.0/23) was announced by ASN 133731.

This was detected by 2 BGPMon peers.

Expected
Start time: 2019-04-22 09:31:08 UTC
Expected prefix: 103.137.212.0/22
Expected ASN: 209341 (JPASN, JP)
Event Details
Detected advertisement: 103.137.214.0/23
Detected Origin ASN 133731 (TOINTER-AS-AP Xinyuan Interconnect (HK) Limited, CN)
Detected AS Path 37468 4809 9304 4635 133731
Detected by number of BGPMon peers: 2

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