Possible BGP hijack

Beginning at 2022-11-17 06:00:58 UTC, we detected a possible BGP hijack.

Prefix 117.18.79.0/24, is normally announced by AS38478 SUNNYVISION-AS-AP SunnyVision Limited, HK.

But beginning at 2022-11-17 06:00:58, the same prefix (117.18.79.0/24) was also announced by ASN 63199.

This was detected by 8 BGPMon peers.

Expected
Start time: 2022-11-17 06:00:58 UTC
Expected prefix: 117.18.79.0/24
Expected ASN: 38478 (SUNNYVISION-AS-AP SunnyVision Limited, HK)
Event Details
Detected advertisement: 117.18.79.0/24
Detected Origin ASN 63199 (CDSC-AS1, US)
Detected AS Path 49134 53356 6939 63199
Detected by number of BGPMon peers: 8

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