Possible BGP hijack

Beginning at 2020-11-19 12:37:39 UTC, we detected a possible BGP hijack.

Prefix 197.239.88.0/24, is normally announced by AS37577 Orange-, BF.

But beginning at 2020-11-19 12:37:39, the same prefix (197.239.88.0/24) was also announced by ASN 131578.

This was detected by 6 BGPMon peers.

Expected
Start time: 2020-11-19 12:37:39 UTC
Expected prefix: 197.239.88.0/24
Expected ASN: 37577 (Orange-, BF)
Event Details
Detected advertisement: 197.239.88.0/24
Detected Origin ASN 131578 (BFSUNET Beijing Foreign Studies University, CN)
Detected AS Path 138540 9299 3491 58453 9808 56048 131578
Detected by number of BGPMon peers: 6

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