Possible BGP hijack

Beginning at 2021-04-21 07:15:30, we detected a possible BGP hijack.

Prefix 194.146.132.0/22, Normally announced by AS29576 POISK-, UA

Starting at 2021-04-21 07:15:30, a more specific route (194.146.133.0/24) was announced by ASN 3356.

This was detected by 5 BGPMon peers.

Expected
Start time: 2021-04-21 07:15:30 UTC
Expected prefix: 194.146.132.0/22
Expected ASN: 29576 (POISK-, UA)
Event Details
Detected advertisement: 194.146.133.0/24
Detected Origin ASN 3356 (LEVEL3, US)
Detected AS Path 268232 17222 3549 3356
Detected by number of BGPMon peers: 5

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