Possible BGP hijack

Beginning at 2021-12-28 11:24:41 UTC, we detected a possible BGP hijack.

Prefix 162.249.128.0/21, is normally announced by AS21744 WESTSTAR, KY.

But beginning at 2021-12-28 11:24:41, the same prefix (162.249.128.0/21) was also announced by ASN 3855.

This was detected by 15 BGPMon peers.

Expected
Start time: 2021-12-28 11:24:41 UTC
Expected prefix: 162.249.128.0/21
Expected ASN: 21744 (WESTSTAR, KY)
Event Details
Detected advertisement: 162.249.128.0/21
Detected Origin ASN 3855 (LOGIC-3855, BM)
Detected AS Path 268232 17222 4230 701 1321 3855
Detected by number of BGPMon peers: 15

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