Possible BGP hijack

Beginning at 2021-10-25 09:56:02 UTC, we detected a possible BGP hijack.

Prefix 193.33.74.0/23, is normally announced by AS51245 AS-CIT-RU, CZ.

But beginning at 2021-10-25 09:56:02, the same prefix (193.33.74.0/23) was also announced by ASN 212046.

This was detected by 2 BGPMon peers.

Expected
Start time: 2021-10-25 09:56:02 UTC
Expected prefix: 193.33.74.0/23
Expected ASN: 51245 (AS-CIT-RU, CZ)
Event Details
Detected advertisement: 193.33.74.0/23
Detected Origin ASN 212046 (MEZON-, LT)
Detected AS Path 263287 262868 28329 13786 13194 212046
Detected by number of BGPMon peers: 2

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