Possible BGP hijack

Beginning at 2020-09-11 14:02:50 UTC, we detected a possible BGP hijack.

Prefix 170.238.226.0/23, is normally announced by AS264803 CORPORACION UNIVERSITARIA ADVENTISTA, CO.

But beginning at 2020-09-11 14:02:50, the same prefix (170.238.226.0/23) was also announced by ASN 262589.

This was detected by 123 BGPMon peers.

Expected
Start time: 2020-09-11 14:02:50 UTC
Expected prefix: 170.238.226.0/23
Expected ASN: 264803 (CORPORACION UNIVERSITARIA ADVENTISTA, CO)
Event Details
Detected advertisement: 170.238.226.0/23
Detected Origin ASN 262589 (INTERNEXA BRASIL OPERADORA DE TELECOMUNICACOES S.A, BR)
Detected AS Path 49515 1299 174 262589
Detected by number of BGPMon peers: 123

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