Possible BGP hijack

Beginning at 2023-03-01 13:09:26 UTC, we detected a possible BGP hijack.

Prefix 178.159.208.0/20, is normally announced by AS3356 LEVEL3, US.

But beginning at 2023-03-01 13:09:26, the same prefix (178.159.208.0/20) was also announced by ASN 199995.

This was detected by 3 BGPMon peers.

Expected
Start time: 2023-03-01 13:09:26 UTC
Expected prefix: 178.159.208.0/20
Expected ASN: 3356 (LEVEL3, US)
Event Details
Detected advertisement: 178.159.208.0/20
Detected Origin ASN 199995 (OT-AS, UA)
Detected AS Path 28300 14840 24812 199995
Detected by number of BGPMon peers: 3

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