Possible BGP hijack

Beginning at 2020-01-29 22:17:27 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS133930 TESSERENT-AS-AP Tesserent Pty Ltd, AU.

But beginning at 2020-01-29 22:17:27, the same prefix ( was also announced by ASN 2147483647.

This was detected by 2 BGPMon peers.

Start time: 2020-01-29 22:17:27 UTC
Expected prefix:
Expected ASN: 133930 (TESSERENT-AS-AP Tesserent Pty Ltd, AU)
Event Details
Detected advertisement:
Detected Origin ASN 2147483647 ()
Detected AS Path 37989 56300 132132 7545 4294836667
Detected by number of BGPMon peers: 2

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