Possible BGP hijack

Beginning at 2023-02-01 20:06:27 UTC, we detected a possible BGP hijack.

Prefix 179.42.36.0/22, is normally announced by AS271126 GLEIBSON DOS SANTOS ALVES DE SA, BR.

But beginning at 2023-02-01 20:06:27, the same prefix (179.42.36.0/22) was also announced by ASN 267427.

This was detected by 69 BGPMon peers.

Expected
Start time: 2023-02-01 20:06:27 UTC
Expected prefix: 179.42.36.0/22
Expected ASN: 271126 (GLEIBSON DOS SANTOS ALVES DE SA, BR)
Event Details
Detected advertisement: 179.42.36.0/22
Detected Origin ASN 267427 (NETBITS TECNOLOGIA E COMERCIO EIRELI, BR)
Detected AS Path 7018 6762 263276 267427
Detected by number of BGPMon peers: 69

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