Possible BGP hijack

Beginning at 2017-04-14 14:16:30, we detected a possible BGP hijack.

Prefix 12.128.0.0/9, Normally announced by AS7018 AT&T Services, Inc.

Starting at 2017-04-14 14:16:30, a more specific route (12.235.172.0/24) was announced by ASN 395498.

This was detected by 168 BGPMon peers.

Expected
Start time: 2017-04-14 14:16:30 UTC
Expected prefix: 12.128.0.0/9
Expected ASN: 7018 (AT&T Services, Inc.)
Event Details
Detected advertisement: 12.235.172.0/24
Detected Origin ASN 395498 (Florida Marine)
Detected AS Path 31667 174 20115 395498
Detected by number of BGPMon peers: 168

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