Possible BGP hijack

Beginning at 2023-03-01 21:06:48, we detected a possible BGP hijack.

Prefix 2804:7934::/32, Normally announced by AS271291 C. M. A. RIBEIRO, BR

Starting at 2023-03-01 21:06:48, a more specific route (2804:7934:c000::/34) was announced by ASN 269000.

This was detected by 13 BGPMon peers.

Expected
Start time: 2023-03-01 21:06:48 UTC
Expected prefix: 2804:7934::/32
Expected ASN: 271291 (C. M. A. RIBEIRO, BR)
Event Details
Detected advertisement: 2804:7934:c000::/34
Detected Origin ASN 269000 (JG TELECOM COM. E SERVS. LTDA, BR)
Detected AS Path 31463 6762 26615 26615 52695 269000 269000 269000
Detected by number of BGPMon peers: 13

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