Possible BGP hijack

Beginning at 2019-11-01 04:44:29 UTC, we detected a possible BGP hijack.

Prefix 138.117.84.0/24, is normally announced by AS265688 SINERGY SOLUCIONES INTEGRALES, CO.

But beginning at 2019-11-01 04:44:29, the same prefix (138.117.84.0/24) was also announced by ASN 265855.

This was detected by 54 BGPMon peers.

Expected
Start time: 2019-11-01 04:44:29 UTC
Expected prefix: 138.117.84.0/24
Expected ASN: 265688 (SINERGY SOLUCIONES INTEGRALES, CO)
Event Details
Detected advertisement: 138.117.84.0/24
Detected Origin ASN 265855 (LEGON TELECOMUNICACIONES SAS, CO)
Detected AS Path 6453 3491 23520 262186 265855
Detected by number of BGPMon peers: 54

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