Possible BGP hijack

Beginning at 2018-06-12 17:00:14, we detected a possible BGP hijack.

Prefix 2800::/11, Normally announced by AS14259 Gtd Internet S.A.

Starting at 2018-06-12 17:00:14, a more specific route (2804:3668::/32) was announced by ASN 266346.

This was detected by 39 BGPMon peers.

Expected
Start time: 2018-06-12 17:00:14 UTC
Expected prefix: 2800::/11
Expected ASN: 14259 (Gtd Internet S.A.)
Event Details
Detected advertisement: 2804:3668::/32
Detected Origin ASN 266346 (ATIVA COMUNICAÇÃO MULTIMÍDIA LTDA-ME.)
Detected AS Path 33362 6939 266346
Detected by number of BGPMon peers: 39

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