Possible BGP hijack

Beginning at 2021-10-28 23:56:05, we detected a possible BGP hijack.

Prefix 2804:7ca0::/32, Normally announced by AS271508 OPIX SERVICOS DE TECNOLOGIA EIRELI, BR

Starting at 2021-10-28 23:56:05, a more specific route (2804:7ca0:8000::/33) was announced by ASN 28135.

This was detected by 42 BGPMon peers.

Expected
Start time: 2021-10-28 23:56:05 UTC
Expected prefix: 2804:7ca0::/32
Expected ASN: 271508 (OPIX SERVICOS DE TECNOLOGIA EIRELI, BR)
Event Details
Detected advertisement: 2804:7ca0:8000::/33
Detected Origin ASN 28135 (ASSOCIACAO NACIONAL PARA INCLUSAO DIGITAL - ANID, BR)
Detected AS Path 204092 34019 3303 12956 61832 52777 52777 52777 52777 28135
Detected by number of BGPMon peers: 42

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