Possible BGP hijack

Beginning at 2023-03-28 23:11:49, we detected a possible BGP hijack.

Prefix 38.0.0.0/8, Normally announced by AS174 COGENT-174, US

Starting at 2023-03-28 23:11:49, a more specific route (38.9.50.0/24) was announced by ASN 262663.

This was detected by 58 BGPMon peers.

Expected
Start time: 2023-03-28 23:11:49 UTC
Expected prefix: 38.0.0.0/8
Expected ASN: 174 (COGENT-174, US)
Event Details
Detected advertisement: 38.9.50.0/24
Detected Origin ASN 262663 (METROFLEX TELECOMUNICACOES LTDA, BR)
Detected AS Path 263287 262868 52468 52468 270868 262663
Detected by number of BGPMon peers: 58

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