Possible BGP hijack

Beginning at 2018-11-20 12:40:21, we detected a possible BGP hijack.

Prefix 201.54.80.0/20, Normally announced by AS22689 Sercomtel Participações S.A.

Starting at 2018-11-20 12:40:21, a more specific route (201.54.84.160/32) was announced by ASN 8859.

This was detected by 3 BGPMon peers.

Expected
Start time: 2018-11-20 12:40:21 UTC
Expected prefix: 201.54.80.0/20
Expected ASN: 22689 (Sercomtel Participações S.A.)
Event Details
Detected advertisement: 201.54.84.160/32
Detected Origin ASN 8859 (OSN Online Service Nuernberg GmbH)
Detected AS Path 49673 24811 3216 8859
Detected by number of BGPMon peers: 3

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