Possible BGP hijack

Beginning at 2017-04-06 14:06:22, we detected a possible BGP hijack.

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

Starting at 2017-04-06 14:06:22, a more specific route (2804:300:2001::/48) was announced by ASN 53237.

This was detected by 93 BGPMon peers.

Expected
Start time: 2017-04-06 14:06:22 UTC
Expected prefix: 2800::/12
Expected ASN: 13489 (EPM Telecomunicaciones S.A. E.S.P.)
Event Details
Detected advertisement: 2804:300:2001::/48
Detected Origin ASN 53237 (TELECOMUNICACOES BRASILEIRAS S. A. - TELEBRAS)
Detected AS Path 14061 3356 3549 53237
Detected by number of BGPMon peers: 93

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