Possible BGP hijack

Beginning at 2020-10-16 08:34:15 UTC, we detected a possible BGP hijack.

Prefix 154.16.73.0/24, is normally announced by AS210277 HEFICED-LON, GB.

But beginning at 2020-10-16 08:34:15, the same prefix (154.16.73.0/24) was also announced by ASN 42555.

This was detected by 92 BGPMon peers.

Expected
Start time: 2020-10-16 08:34:15 UTC
Expected prefix: 154.16.73.0/24
Expected ASN: 210277 (HEFICED-LON, GB)
Event Details
Detected advertisement: 154.16.73.0/24
Detected Origin ASN 42555 (OPTIC-COM-EU, BG)
Detected AS Path 3741 2914 12956 47872 42555 42555 42555 42555
Detected by number of BGPMon peers: 92

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