Possible BGP hijack

Beginning at 2023-11-24 14:32:03 UTC, we detected a possible BGP hijack.

Prefix 170.80.124.0/22, is normally announced by AS266378 Inter Nitro, BR.

But beginning at 2023-11-24 14:32:03, the same prefix (170.80.124.0/22) was also announced by ASN 265171.

This was detected by 3 BGPMon peers.

Expected
Start time: 2023-11-24 14:32:03 UTC
Expected prefix: 170.80.124.0/22
Expected ASN: 266378 (Inter Nitro, BR)
Event Details
Detected advertisement: 170.80.124.0/22
Detected Origin ASN 265171 (SITELBRA LTDA, BR)
Detected AS Path 209218 20473 3491 6762 26615 26615 265171
Detected by number of BGPMon peers: 3

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