Possible BGP hijack

Beginning at 2020-03-10 19:43:47 UTC, we detected a possible BGP hijack.

Prefix 181.192.80.0/20, is normally announced by AS262170 Visualhosting.net, AR.

But beginning at 2020-03-10 19:43:47, the same prefix (181.192.80.0/20) was also announced by ASN 263520.

This was detected by 13 BGPMon peers.

Expected
Start time: 2020-03-10 19:43:47 UTC
Expected prefix: 181.192.80.0/20
Expected ASN: 262170 (Visualhosting.net, AR)
Event Details
Detected advertisement: 181.192.80.0/20
Detected Origin ASN 263520 (VOA TELECOMUNICACOES EIRELI - EPP, BR)
Detected AS Path 262595 266167 267056 52320 265399 263520
Detected by number of BGPMon peers: 13

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