Possible BGP hijack

Beginning at 2022-12-16 17:20:10 UTC, we detected a possible BGP hijack.

Prefix 31.133.38.0/24, is normally announced by AS61965 KIROVSKOE-AS, UA.

But beginning at 2022-12-16 17:20:10, the same prefix (31.133.38.0/24) was also announced by ASN 8854.

This was detected by 65 BGPMon peers.

Expected
Start time: 2022-12-16 17:20:10 UTC
Expected prefix: 31.133.38.0/24
Expected ASN: 61965 (KIROVSKOE-AS, UA)
Event Details
Detected advertisement: 31.133.38.0/24
Detected Origin ASN 8854 (HOST-LAN-UA-AS, UA)
Detected AS Path 202365 50673 48276 8854 8854 8854 8854 8854 8854 8854
Detected by number of BGPMon peers: 65

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