Possible BGP hijack

Beginning at 2019-08-01 16:38:40, we detected a possible BGP hijack.

Prefix 45.9.120.0/23, Normally announced by AS29066 VELIANET-AS velia.net Internetdienste GmbH, DE

Starting at 2019-08-01 16:38:40, a more specific route (45.9.121.0/24) was announced by ASN 174.

This was detected by 144 BGPMon peers.

Expected
Start time: 2019-08-01 16:38:40 UTC
Expected prefix: 45.9.120.0/23
Expected ASN: 29066 (VELIANET-AS velia.net Internetdienste GmbH, DE)
Event Details
Detected advertisement: 45.9.121.0/24
Detected Origin ASN 174 (COGENT-174 - Cogent Communications, US)
Detected AS Path 31984 2828 174
Detected by number of BGPMon peers: 144

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