Possible BGP hijack

Beginning at 2019-11-23 11:38:36 UTC, we detected a possible BGP hijack.

Prefix 89.46.44.0/23, is normally announced by AS9009 M247, GB.

But beginning at 2019-11-23 11:38:36, the same prefix (89.46.44.0/23) was also announced by ASN 39501.

This was detected by 5 BGPMon peers.

Expected
Start time: 2019-11-23 11:38:36 UTC
Expected prefix: 89.46.44.0/23
Expected ASN: 9009 (M247, GB)
Event Details
Detected advertisement: 89.46.44.0/23
Detected Origin ASN 39501 (NGSAS, IR)
Detected AS Path 201971 200612 49666 49666 49666 49666 49666 49666 49666 49666 49666 49666 49666 49666 49666 12880 42440 39501
Detected by number of BGPMon peers: 5

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