Possible BGP hijack

Beginning at 2022-07-29 13:39:32 UTC, we detected a possible BGP hijack.

Prefix 163.53.245.0/24, is normally announced by AS139734 .

But beginning at 2022-07-29 13:39:32, the same prefix (163.53.245.0/24) was also announced by ASN 137451.

This was detected by 2 BGPMon peers.

Expected
Start time: 2022-07-29 13:39:32 UTC
Expected prefix: 163.53.245.0/24
Expected ASN: 139734 ()
Event Details
Detected advertisement: 163.53.245.0/24
Detected Origin ASN 137451 (TBDL-AS-AP Technology Business Development Limited, HK)
Detected AS Path 271 6327 17676 64050 137451
Detected by number of BGPMon peers: 2

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