Possible BGP hijack

Beginning at 2023-03-03 21:10:09, we detected a possible BGP hijack.

Prefix 216.83.0.0/19, Normally announced by AS11468 NSDATA, CA

Starting at 2023-03-03 21:10:09, a more specific route (216.83.19.0/24) was announced by ASN 397468.

This was detected by 62 BGPMon peers.

Expected
Start time: 2023-03-03 21:10:09 UTC
Expected prefix: 216.83.0.0/19
Expected ASN: 11468 (NSDATA, CA)
Event Details
Detected advertisement: 216.83.19.0/24
Detected Origin ASN 397468 (THINKON-TOR9, CA)
Detected AS Path 200155 39392 1299 3356 397468
Detected by number of BGPMon peers: 62

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