Possible BGP hijack

Beginning at 2020-12-15 17:28:35 UTC, we detected a possible BGP hijack.

Prefix 23.142.80.0/24, is normally announced by AS397294 .

But beginning at 2020-12-15 17:28:35, the same prefix (23.142.80.0/24) was also announced by ASN 3803.

This was detected by 132 BGPMon peers.

Expected
Start time: 2020-12-15 17:28:35 UTC
Expected prefix: 23.142.80.0/24
Expected ASN: 397294 ()
Event Details
Detected advertisement: 23.142.80.0/24
Detected Origin ASN 3803 (Unknown)
Detected AS Path 262149 20299 262206 3356 46573 398559 398481 3803
Detected by number of BGPMon peers: 132

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