Possible BGP hijack

Beginning at 2019-04-25 12:40:19 UTC, we detected a possible BGP hijack.

Prefix 185.228.236.0/22, is normally announced by AS23338 ASN-DCS-01 - DCS Pacific Star, LLC, US.

But beginning at 2019-04-25 12:40:19, the same prefix (185.228.236.0/22) was also announced by ASN 5618.

This was detected by 8 BGPMon peers.

Expected
Start time: 2019-04-25 12:40:19 UTC
Expected prefix: 185.228.236.0/22
Expected ASN: 23338 (ASN-DCS-01 - DCS Pacific Star, LLC, US)
Event Details
Detected advertisement: 185.228.236.0/22
Detected Origin ASN 5618 (DPI, IR)
Detected AS Path 22268 174 1299 200612 49666 49666 49666 49666 12880 5618
Detected by number of BGPMon peers: 8

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