Possible BGP hijack

Beginning at 2022-08-31 19:21:28, we detected a possible BGP hijack.

Prefix 2804:27d4::/32, Normally announced by AS263924 Sonik Servicos de Comunicacao LTDA, BR

Starting at 2022-08-31 19:21:28, a more specific route (2804:27d4::/33) was announced by ASN 26392.

This was detected by 14 BGPMon peers.

Start time: 2022-08-31 19:21:28 UTC
Expected prefix: 2804:27d4::/32
Expected ASN: 263924 (Sonik Servicos de Comunicacao LTDA, BR)
Event Details
Detected advertisement: 2804:27d4::/33
Detected Origin ASN 26392 (Unknown)
Detected AS Path 4608 7575 6762 53013 264491 26392
Detected by number of BGPMon peers: 14

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