Possible BGP hijack

Beginning at 2020-09-03 10:19:02 UTC, we detected a possible BGP hijack.

Prefix 173.209.84.0/23, is normally announced by AS20165 EXPEDIA-PHX2, US.

But beginning at 2020-09-03 10:19:02, the same prefix (173.209.84.0/23) was also announced by ASN 2096.

This was detected by 26 BGPMon peers.

Expected
Start time: 2020-09-03 10:19:02 UTC
Expected prefix: 173.209.84.0/23
Expected ASN: 20165 (EXPEDIA-PHX2, US)
Event Details
Detected advertisement: 173.209.84.0/23
Detected Origin ASN 2096 (RENATER_ASNBLOCK1 FR-RENATER, EU)
Detected AS Path 63956 4637 3356 20296 2096 2096 2096 2096 2096
Detected by number of BGPMon peers: 26

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