Possible BGP hijack

Beginning at 2023-09-26 05:35:40 UTC, we detected a possible BGP hijack.

Prefix 23.170.80.0/24, is normally announced by AS398901 ITSD-VC-01, VC.

But beginning at 2023-09-26 05:35:40, the same prefix (23.170.80.0/24) was also announced by ASN 40786.

This was detected by 53 BGPMon peers.

Expected
Start time: 2023-09-26 05:35:40 UTC
Expected prefix: 23.170.80.0/24
Expected ASN: 398901 (ITSD-VC-01, VC)
Event Details
Detected advertisement: 23.170.80.0/24
Detected Origin ASN 40786 (Unknown)
Detected AS Path 206626 174 3257 33576 40786
Detected by number of BGPMon peers: 53

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