Possible BGP hijack

Beginning at 2017-03-21 17:08:59, we detected a possible BGP hijack.

Prefix 210.171.224.0/20, Normally announced by AS7527 Japan Internet Exchange Co., Ltd.

Starting at 2017-03-21 17:08:59, a more specific route (210.171.224.0/24) was announced by ASN 703.

This was detected by 3 BGPMon peers.

Expected
Start time: 2017-03-21 17:08:59 UTC
Expected prefix: 210.171.224.0/20
Expected ASN: 7527 (Japan Internet Exchange Co., Ltd.)
Event Details
Detected advertisement: 210.171.224.0/24
Detected Origin ASN 703 (MCI Communications Services, Inc. d/b/a Verizon Business)
Detected AS Path 18356 38794 4651 2914 703
Detected by number of BGPMon peers: 3

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