Possible BGP hijack

Beginning at 2023-05-22 05:55:02 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS16990 TRANSBANK S.A., CL.

But beginning at 2023-05-22 05:55:02, the same prefix ( was also announced by ASN 19905.

This was detected by 11 BGPMon peers.

Start time: 2023-05-22 05:55:02 UTC
Expected prefix:
Expected ASN: 16990 (TRANSBANK S.A., CL)
Event Details
Detected advertisement:
Detected Origin ASN 19905 (NEUSTAR-AS6, US)
Detected AS Path 202365 50673 6453 19905
Detected by number of BGPMon peers: 11

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