Possible BGP hijack

Beginning at 2018-06-13 07:05:41 UTC, we detected a possible BGP hijack.

Prefix 45.228.252.0/24, is normally announced by AS267089 GSM ENGENHARIA EM TECNOLOGIA DA INFORMACAO EIRELI.

But beginning at 2018-06-13 07:05:41, the same prefix (45.228.252.0/24) was also announced by ASN 262249.

This was detected by 2 BGPMon peers.

Expected
Start time: 2018-06-13 07:05:41 UTC
Expected prefix: 45.228.252.0/24
Expected ASN: 267089 (GSM ENGENHARIA EM TECNOLOGIA DA INFORMACAO EIRELI)
Event Details
Detected advertisement: 45.228.252.0/24
Detected Origin ASN 262249 (Secretaria Legal y Tecnica)
Detected AS Path 196866 24724 31025 48991 12586 3257 3356 3549 262249 262249
Detected by number of BGPMon peers: 2

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