Possible BGP hijack

Beginning at 2023-07-10 19:08:35 UTC, we detected a possible BGP hijack.

Prefix 199.66.200.0/21, is normally announced by AS35838 CCANET, GB.

But beginning at 2023-07-10 19:08:35, the same prefix (199.66.200.0/21) was also announced by ASN 23393.

This was detected by 54 BGPMon peers.

Expected
Start time: 2023-07-10 19:08:35 UTC
Expected prefix: 199.66.200.0/21
Expected ASN: 35838 (CCANET, GB)
Event Details
Detected advertisement: 199.66.200.0/21
Detected Origin ASN 23393 (NUCDN, US)
Detected AS Path 34019 20473 23393
Detected by number of BGPMon peers: 54

Watch the replay of this event

About BGPlay