Possible BGP hijack

Beginning at 2024-01-16 14:19:06 UTC, we detected a possible BGP hijack.

Prefix 38.137.212.0/24, is normally announced by AS266816 SIMECT GROUP REDES E INTERNET S.A.S, CO.

But beginning at 2024-01-16 14:19:06, the same prefix (38.137.212.0/24) was also announced by ASN 272881.

This was detected by 14 BGPMon peers.

Expected
Start time: 2024-01-16 14:19:06 UTC
Expected prefix: 38.137.212.0/24
Expected ASN: 266816 (SIMECT GROUP REDES E INTERNET S.A.S, CO)
Event Details
Detected advertisement: 38.137.212.0/24
Detected Origin ASN 272881 ()
Detected AS Path 394256 6939 12956 3816 3816 3816 3816 3816 272881
Detected by number of BGPMon peers: 14

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