Possible BGP hijack

Beginning at 2021-02-27 20:29:10 UTC, we detected a possible BGP hijack.

Prefix 2600:5800:1601::/48, is normally announced by AS33363 BHN-33363, US.

But beginning at 2021-02-27 20:29:10, the same prefix (2600:5800:1601::/48) was also announced by ASN 269684.

This was detected by 2 BGPMon peers.

Expected
Start time: 2021-02-27 20:29:10 UTC
Expected prefix: 2600:5800:1601::/48
Expected ASN: 33363 (BHN-33363, US)
Event Details
Detected advertisement: 2600:5800:1601::/48
Detected Origin ASN 269684 (LANFIBRA TELECOMUNICACOES - EIRELI, BR)
Detected AS Path 52873 266539 269684
Detected by number of BGPMon peers: 2

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