Possible BGP hijack

Beginning at 2023-04-06 23:46:01 UTC, we detected a possible BGP hijack.

Prefix 46.18.248.0/24, is normally announced by AS51785 KARAFARIN-AS, IR.

But beginning at 2023-04-06 23:46:01, the same prefix (46.18.248.0/24) was also announced by ASN 41689.

This was detected by 11 BGPMon peers.

Expected
Start time: 2023-04-06 23:46:01 UTC
Expected prefix: 46.18.248.0/24
Expected ASN: 51785 (KARAFARIN-AS, IR)
Event Details
Detected advertisement: 46.18.248.0/24
Detected Origin ASN 41689 (FCP-NETWORK, IR)
Detected AS Path 63956 6762 6453 49666 41689
Detected by number of BGPMon peers: 11

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