Possible BGP hijack

Beginning at 2019-11-12 02:31:22 UTC, we detected a possible BGP hijack.

Prefix 23.53.117.0/24, is normally announced by AS49846 PROLEXIC_EU, GB.

But beginning at 2019-11-12 02:31:22, the same prefix (23.53.117.0/24) was also announced by ASN 393560.

This was detected by 48 BGPMon peers.

Expected
Start time: 2019-11-12 02:31:22 UTC
Expected prefix: 23.53.117.0/24
Expected ASN: 49846 (PROLEXIC_EU, GB)
Event Details
Detected advertisement: 23.53.117.0/24
Detected Origin ASN 393560 (AKAMAI-TEST - Akamai Technologies, Inc., US)
Detected AS Path 29430 3303 32787 393560
Detected by number of BGPMon peers: 48

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