Possible BGP hijack

Beginning at 2017-04-11 07:20:17, we detected a possible BGP hijack.

Prefix 2800::/12, Normally announced by AS13489 EPM Telecomunicaciones S.A. E.S.P.

Starting at 2017-04-11 07:20:17, a more specific route (2804:3558::/32) was announced by ASN 53155.

This was detected by 94 BGPMon peers.

Expected
Start time: 2017-04-11 07:20:17 UTC
Expected prefix: 2800::/12
Expected ASN: 13489 (EPM Telecomunicaciones S.A. E.S.P.)
Event Details
Detected advertisement: 2804:3558::/32
Detected Origin ASN 53155 (Joaçaba Telecomunicações Ltda ME)
Detected AS Path 50156 39923 3257 6939 53155
Detected by number of BGPMon peers: 94

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