Possible BGP hijack

Beginning at 2019-11-06 08:42:27, we detected a possible BGP hijack.

Prefix 139.123.0.0/16, Normally announced by AS719 ELISA-AS Helsinki, Finland, FI

Starting at 2019-11-06 08:42:27, a more specific route (139.123.89.0/24) was announced by ASN 12715.

This was detected by 2 BGPMon peers.

Expected
Start time: 2019-11-06 08:42:27 UTC
Expected prefix: 139.123.0.0/16
Expected ASN: 719 (ELISA-AS Helsinki, Finland, FI)
Event Details
Detected advertisement: 139.123.89.0/24
Detected Origin ASN 12715 (JAZZNET Global Spanish ISP, ES)
Detected AS Path 206886 12715
Detected by number of BGPMon peers: 2

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