Possible BGP hijack

Beginning at 2020-10-11 12:47:15 UTC, we detected a possible BGP hijack.

Prefix 190.5.31.0/24, is normally announced by AS3549 LVLT-3549, US.

But beginning at 2020-10-11 12:47:15, the same prefix (190.5.31.0/24) was also announced by ASN 27827.

This was detected by 135 BGPMon peers.

Expected
Start time: 2020-10-11 12:47:15 UTC
Expected prefix: 190.5.31.0/24
Expected ASN: 3549 (LVLT-3549, US)
Event Details
Detected advertisement: 190.5.31.0/24
Detected Origin ASN 27827 (Gualberto Larrauri, AR)
Detected AS Path 133188 6461 3356 10481 7303 27827
Detected by number of BGPMon peers: 135

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