Possible BGP hijack

Beginning at 2024-02-02 03:32:17 UTC, we detected a possible BGP hijack.

Prefix 186.216.31.0/24, is normally announced by AS262663 METROFLEX TELECOMUNICACOES LTDA, BR.

But beginning at 2024-02-02 03:32:17, the same prefix (186.216.31.0/24) was also announced by ASN 272711.

This was detected by 4 BGPMon peers.

Expected
Start time: 2024-02-02 03:32:17 UTC
Expected prefix: 186.216.31.0/24
Expected ASN: 262663 (METROFLEX TELECOMUNICACOES LTDA, BR)
Event Details
Detected advertisement: 186.216.31.0/24
Detected Origin ASN 272711 ()
Detected AS Path 393891 3356 37468 61832 262494 265139 272711
Detected by number of BGPMon peers: 4

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