Possible BGP hijack

Beginning at 2023-08-11 18:33:52 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS267790 NET ISP S.A.S, CO.

But beginning at 2023-08-11 18:33:52, the same prefix ( was also announced by ASN 272988.

This was detected by 37 BGPMon peers.

Start time: 2023-08-11 18:33:52 UTC
Expected prefix:
Expected ASN: 267790 (NET ISP S.A.S, CO)
Event Details
Detected advertisement:
Detected Origin ASN 272988 ()
Detected AS Path 63956 6939 23520 267708 272988
Detected by number of BGPMon peers: 37

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