Possible BGP hijack

Beginning at 2021-10-25 09:55:51 UTC, we detected a possible BGP hijack.

Prefix 193.104.203.0/24, is normally announced by AS50288 SFEROS-AS, UA.

But beginning at 2021-10-25 09:55:51, the same prefix (193.104.203.0/24) was also announced by ASN 212046.

This was detected by 4 BGPMon peers.

Expected
Start time: 2021-10-25 09:55:51 UTC
Expected prefix: 193.104.203.0/24
Expected ASN: 50288 (SFEROS-AS, UA)
Event Details
Detected advertisement: 193.104.203.0/24
Detected Origin ASN 212046 (MEZON-, LT)
Detected AS Path 51514 8455 13194 212046
Detected by number of BGPMon peers: 4

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