Possible BGP hijack

Beginning at 2023-09-10 06:59:49 UTC, we detected a possible BGP hijack.

Prefix 63.88.174.0/24, is normally announced by AS39997 Unknown.

But beginning at 2023-09-10 06:59:49, the same prefix (63.88.174.0/24) was also announced by ASN 138968.

This was detected by 5 BGPMon peers.

Expected
Start time: 2023-09-10 06:59:49 UTC
Expected prefix: 63.88.174.0/24
Expected ASN: 39997 (Unknown)
Event Details
Detected advertisement: 63.88.174.0/24
Detected Origin ASN 138968 (RAINBOWIDC-AS-AP rainbow network limited, JP)
Detected AS Path 138540 9299 3491 58453 138968
Detected by number of BGPMon peers: 5

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