Possible BGP hijack

Beginning at 2023-09-21 13:39:07 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS174 COGENT-174, US.

But beginning at 2023-09-21 13:39:07, the same prefix ( was also announced by ASN 5.

This was detected by 2 BGPMon peers.

Start time: 2023-09-21 13:39:07 UTC
Expected prefix:
Expected ASN: 174 (COGENT-174, US)
Event Details
Detected advertisement:
Detected Origin ASN 5 (SYMBOLICS, US)
Detected AS Path 4181 7029 14724 5
Detected by number of BGPMon peers: 2

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