Possible BGP hijack

Beginning at 2019-11-29 17:53:03, we detected a possible BGP hijack.

Prefix 74.217.144.0/20, Normally announced by AS10912 INTERNAP-BLK - Internap Corporation, US

Starting at 2019-11-29 17:53:03, a more specific route (74.217.146.0/23) was announced by ASN 266445.

This was detected by 130 BGPMon peers.

Expected
Start time: 2019-11-29 17:53:03 UTC
Expected prefix: 74.217.144.0/20
Expected ASN: 10912 (INTERNAP-BLK - Internap Corporation, US)
Event Details
Detected advertisement: 74.217.146.0/23
Detected Origin ASN 266445 (SEA TELECOM LTDA, BR)
Detected AS Path 393775 12042 3356 2828 4230 266445 266445 266445 266445
Detected by number of BGPMon peers: 130

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