Possible BGP hijack

Beginning at 2023-05-08 12:36:48, we detected a possible BGP hijack.

Prefix 191.7.32.0/21, Normally announced by AS263309 LaraNet Telecomunicacoes e Servicos EIRALI, BR

Starting at 2023-05-08 12:36:48, a more specific route (191.7.37.0/24) was announced by ASN 271746.

This was detected by 46 BGPMon peers.

Expected
Start time: 2023-05-08 12:36:48 UTC
Expected prefix: 191.7.32.0/21
Expected ASN: 263309 (LaraNet Telecomunicacoes e Servicos EIRALI, BR)
Event Details
Detected advertisement: 191.7.37.0/24
Detected Origin ASN 271746 ()
Detected AS Path 7018 1299 37468 262503 262503 262503 262503 269558 269558 269558 271746
Detected by number of BGPMon peers: 46

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