Possible BGP hijack

Beginning at 2023-07-11 16:12:34 UTC, we detected a possible BGP hijack.

Prefix 168.90.134.0/24, is normally announced by AS265287 A M GODINHO TELECOMUNICACOES EIRELI - ME, BR.

But beginning at 2023-07-11 16:12:34, the same prefix (168.90.134.0/24) was also announced by ASN 271751.

This was detected by 18 BGPMon peers.

Expected
Start time: 2023-07-11 16:12:34 UTC
Expected prefix: 168.90.134.0/24
Expected ASN: 265287 (A M GODINHO TELECOMUNICACOES EIRELI - ME, BR)
Event Details
Detected advertisement: 168.90.134.0/24
Detected Origin ASN 271751 (GIGANET WIRELESS LTDA, BR)
Detected AS Path 63956 6762 4230 271751 271751
Detected by number of BGPMon peers: 18

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