Possible BGP hijack

Beginning at 2019-11-27 09:49:35 UTC, we detected a possible BGP hijack.

Prefix 185.140.233.0/24, is normally announced by AS49906 Unknown.

But beginning at 2019-11-27 09:49:35, the same prefix (185.140.233.0/24) was also announced by ASN 203392.

This was detected by 164 BGPMon peers.

Expected
Start time: 2019-11-27 09:49:35 UTC
Expected prefix: 185.140.233.0/24
Expected ASN: 49906 (Unknown)
Event Details
Detected advertisement: 185.140.233.0/24
Detected Origin ASN 203392 (AYANDEHGOSTAR, IR)
Detected AS Path 30013 6461 5511 49666 12880 42337 43395 203392
Detected by number of BGPMon peers: 164

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