Possible BGP hijack

Beginning at 2023-01-30 18:28:11 UTC, we detected a possible BGP hijack.

Prefix 170.0.63.0/24, is normally announced by AS265008 T F DA SILVA RAMOS TELECOMUNICACOES E SISTEMA EPP, BR.

But beginning at 2023-01-30 18:28:11, the same prefix (170.0.63.0/24) was also announced by ASN 271126.

This was detected by 5 BGPMon peers.

Expected
Start time: 2023-01-30 18:28:11 UTC
Expected prefix: 170.0.63.0/24
Expected ASN: 265008 (T F DA SILVA RAMOS TELECOMUNICACOES E SISTEMA EPP, BR)
Event Details
Detected advertisement: 170.0.63.0/24
Detected Origin ASN 271126 (GLEIBSON DOS SANTOS ALVES DE SA, BR)
Detected AS Path 263287 262868 16735 270596 267427 271126
Detected by number of BGPMon peers: 5

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