Possible BGP hijack

Beginning at 2017-03-21 13:38:14, we detected a possible BGP hijack.

Prefix 172.245.0.0/20, Normally announced by AS36352 ColoCrossing

Starting at 2017-03-21 13:38:14, a more specific route (172.245.8.0/24) was announced by ASN 266519.

This was detected by 45 BGPMon peers.

Expected
Start time: 2017-03-21 13:38:14 UTC
Expected prefix: 172.245.0.0/20
Expected ASN: 36352 (ColoCrossing)
Event Details
Detected advertisement: 172.245.8.0/24
Detected Origin ASN 266519 (PROVERADIO COMERCIO E SERVIÇOS LTDA ME)
Detected AS Path 395401 7782 6939 14868 266519
Detected by number of BGPMon peers: 45

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