Possible BGP hijack

Beginning at 2024-02-10 11:39:20 UTC, we detected a possible BGP hijack.

Prefix 190.5.166.0/24, is normally announced by AS28015 MERCO COMUNICACIONES, AR.

But beginning at 2024-02-10 11:39:20, the same prefix (190.5.166.0/24) was also announced by ASN 26611.

This was detected by 2 BGPMon peers.

Expected
Start time: 2024-02-10 11:39:20 UTC
Expected prefix: 190.5.166.0/24
Expected ASN: 28015 (MERCO COMUNICACIONES, AR)
Event Details
Detected advertisement: 190.5.166.0/24
Detected Origin ASN 26611 (COMCEL S.A., CO)
Detected AS Path 36692 3257 6762 262589 262195 28015
Detected by number of BGPMon peers: 2

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