Possible BGP hijack

Beginning at 2020-05-26 07:30:38, we detected a possible BGP hijack.

Prefix 2804:3f20:8000::/33, Normally announced by AS266641 Lavrasnet Servicos de Provedor de Internet Ltda, BR

Starting at 2020-05-26 07:30:38, a more specific route (2804:3f20:8000::/36) was announced by ASN 23650.

This was detected by 2 BGPMon peers.

Start time: 2020-05-26 07:30:38 UTC
Expected prefix: 2804:3f20:8000::/33
Expected ASN: 266641 (Lavrasnet Servicos de Provedor de Internet Ltda, BR)
Event Details
Detected advertisement: 2804:3f20:8000::/36
Detected Origin ASN 23650 (CHINANET-JIANGSU-PROVINCE-IDC AS Number for CHINANET jiangsu province backbone, CN)
Detected AS Path 11170 36213 6939 3356 4134 23650
Detected by number of BGPMon peers: 2

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