Possible BGP hijack

Beginning at 2020-03-21 23:33:07, we detected a possible BGP hijack.

Prefix 50.48.0.0/13, Normally announced by AS5650 FRONTIER-FRTR, US

Starting at 2020-03-21 23:33:07, a more specific route (50.50.50.0/24) was announced by ASN 16735.

This was detected by 67 BGPMon peers.

Expected
Start time: 2020-03-21 23:33:07 UTC
Expected prefix: 50.48.0.0/13
Expected ASN: 5650 (FRONTIER-FRTR, US)
Event Details
Detected advertisement: 50.50.50.0/24
Detected Origin ASN 16735 (ALGAR TELECOM S/A, BR)
Detected AS Path 4826 6939 16735
Detected by number of BGPMon peers: 67

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