Possible BGP hijack

Beginning at 2022-08-30 19:23:13 UTC, we detected a possible BGP hijack.

Prefix 200.39.159.0/24, is normally announced by AS270818 NETCOM TECHNOLOGIAS EIRELI, BR.

But beginning at 2022-08-30 19:23:13, the same prefix (200.39.159.0/24) was also announced by ASN 271572.

This was detected by 75 BGPMon peers.

Expected
Start time: 2022-08-30 19:23:13 UTC
Expected prefix: 200.39.159.0/24
Expected ASN: 270818 (NETCOM TECHNOLOGIAS EIRELI, BR)
Event Details
Detected advertisement: 200.39.159.0/24
Detected Origin ASN 271572 ()
Detected AS Path 52694 28186 271572
Detected by number of BGPMon peers: 75

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