Possible BGP hijack

Beginning at 2020-02-14 11:50:21 UTC, we detected a possible BGP hijack.

Prefix 132.118.242.0/24, is normally announced by AS306 DNIC-ASBLK-00306-00371, US.

But beginning at 2020-02-14 11:50:21, the same prefix (132.118.242.0/24) was also announced by ASN 52871.

This was detected by 20 BGPMon peers.

Expected
Start time: 2020-02-14 11:50:21 UTC
Expected prefix: 132.118.242.0/24
Expected ASN: 306 (DNIC-ASBLK-00306-00371, US)
Event Details
Detected advertisement: 132.118.242.0/24
Detected Origin ASN 52871 (TASCOM TELECOMUNICAÇÕES LTDA, BR)
Detected AS Path 46650 23520 3491 58453 7738 7738 52871
Detected by number of BGPMon peers: 20

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