Possible BGP hijack

Beginning at 2019-11-19 14:29:21, we detected a possible BGP hijack.

Prefix 91.0.0.0/10, Normally announced by AS3320 DTAG Internet service provider operations, DE

Starting at 2019-11-19 14:29:21, a more specific route (91.22.89.0/24) was announced by ASN 50467.

This was detected by 18 BGPMon peers.

Expected
Start time: 2019-11-19 14:29:21 UTC
Expected prefix: 91.0.0.0/10
Expected ASN: 3320 (DTAG Internet service provider operations, DE)
Event Details
Detected advertisement: 91.22.89.0/24
Detected Origin ASN 50467 (BESKID-MEDIA-AS, PL)
Detected AS Path 31463 3223 20804 50467
Detected by number of BGPMon peers: 18

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