Possible BGP hijack

Beginning at 2021-09-18 11:26:15 UTC, we detected a possible BGP hijack.

Prefix 91.209.236.0/24, is normally announced by AS213345 .

But beginning at 2021-09-18 11:26:15, the same prefix (91.209.236.0/24) was also announced by ASN 55002.

This was detected by 35 BGPMon peers.

Expected
Start time: 2021-09-18 11:26:15 UTC
Expected prefix: 91.209.236.0/24
Expected ASN: 213345 ()
Event Details
Detected advertisement: 91.209.236.0/24
Detected Origin ASN 55002 (DEFENSE-NET, US)
Detected AS Path 6643 6453 55002
Detected by number of BGPMon peers: 35

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