Possible BGP hijack

Beginning at 2020-03-24 08:24:16 UTC, we detected a possible BGP hijack.

Prefix 2804:16d0::/32, is normally announced by AS52697 Dominioz Servicos de Telecomunicacoes Ltda, BR.

But beginning at 2020-03-24 08:24:16, the same prefix (2804:16d0::/32) was also announced by ASN 7922.

This was detected by 3 BGPMon peers.

Start time: 2020-03-24 08:24:16 UTC
Expected prefix: 2804:16d0::/32
Expected ASN: 52697 (Dominioz Servicos de Telecomunicacoes Ltda, BR)
Event Details
Detected advertisement: 2804:16d0::/32
Detected Origin ASN 7922 (COMCAST-7922, US)
Detected AS Path 135132 4775 36213 7922
Detected by number of BGPMon peers: 3

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