Possible BGP hijack

Beginning at 2023-12-26 18:57:51, we detected a possible BGP hijack.

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

Starting at 2023-12-26 18:57:51, a more specific route (38.199.96.0/24) was announced by ASN 265973.

This was detected by 14 BGPMon peers.

Expected
Start time: 2023-12-26 18:57:51 UTC
Expected prefix: 38.0.0.0/8
Expected ASN: 174 (COGENT-174, US)
Event Details
Detected advertisement: 38.199.96.0/24
Detected Origin ASN 265973 (R7 TELECOMUNICACOES EIRELI ME, BR)
Detected AS Path 394256 54527 13768 1299 12956 28173 28173 265973
Detected by number of BGPMon peers: 14

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