Possible BGP hijack

Beginning at 2020-10-05 12:23:21, we detected a possible BGP hijack.

Prefix 201.0.0.0/16, Normally announced by AS27699 TELEFONICA BRASIL S.A, BR

Starting at 2020-10-05 12:23:21, a more specific route (201.0.217.0/24) was announced by ASN 20940.

This was detected by 142 BGPMon peers.

Expected
Start time: 2020-10-05 12:23:21 UTC
Expected prefix: 201.0.0.0/16
Expected ASN: 27699 (TELEFONICA BRASIL S.A, BR)
Event Details
Detected advertisement: 201.0.217.0/24
Detected Origin ASN 20940 (AKAMAI-ASN1, EU)
Detected AS Path 51514 24785 1299 12956 10429 20940 20940
Detected by number of BGPMon peers: 142

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