Possible BGP hijack

Beginning at 2017-08-25 03:23:34, we detected a possible BGP hijack.

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

Starting at 2017-08-25 03:23:34, a more specific route (210.171.224.0/24) was announced by ASN 15169.

This was detected by 17 BGPMon peers.

Expected
Start time: 2017-08-25 03:23:34 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 15169 (Google Inc.)
Detected AS Path 135132 9299 701 15169
Detected by number of BGPMon peers: 17

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