Possible BGP hijack

Beginning at 2020-12-15 16:31:50 UTC, we detected a possible BGP hijack.

Prefix 212.192.208.0/22, is normally announced by AS398373 SERVERDESTROYERS, US.

But beginning at 2020-12-15 16:31:50, the same prefix (212.192.208.0/22) was also announced by ASN 33657.

This was detected by 51 BGPMon peers.

Expected
Start time: 2020-12-15 16:31:50 UTC
Expected prefix: 212.192.208.0/22
Expected ASN: 398373 (SERVERDESTROYERS, US)
Event Details
Detected advertisement: 212.192.208.0/22
Detected Origin ASN 33657 (CMCS, US)
Detected AS Path 393891 3356 33657
Detected by number of BGPMon peers: 51

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