Possible BGP hijack

Beginning at 2023-01-18 07:54:22, we detected a possible BGP hijack.

Prefix 154.7.0.0/16, Normally announced by AS174 COGENT-174, US

Starting at 2023-01-18 07:54:22, a more specific route (154.7.252.0/24) was announced by ASN 35758.

This was detected by 73 BGPMon peers.

Expected
Start time: 2023-01-18 07:54:22 UTC
Expected prefix: 154.7.0.0/16
Expected ASN: 174 (COGENT-174, US)
Event Details
Detected advertisement: 154.7.252.0/24
Detected Origin ASN 35758 (HQSERV_COMMUNICATION_SOLUTIONS, IL)
Detected AS Path 38719 8551 35758
Detected by number of BGPMon peers: 73

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