Possible BGP hijack

Beginning at 2019-08-07 20:49:37, we detected a possible BGP hijack.

Prefix 179.191.224.0/21, Normally announced by AS263420 ACX TELECOM LTDA., BR

Starting at 2019-08-07 20:49:37, a more specific route (179.191.228.0/24) was announced by ASN 5050.

This was detected by 28 BGPMon peers.

Expected
Start time: 2019-08-07 20:49:37 UTC
Expected prefix: 179.191.224.0/21
Expected ASN: 263420 (ACX TELECOM LTDA., BR)
Event Details
Detected advertisement: 179.191.228.0/24
Detected Origin ASN 5050 (PSC-EXT - Pittsburgh Supercomputing Center, US)
Detected AS Path 48200 3356 262851 52741 52741 263054 5050
Detected by number of BGPMon peers: 28

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