Possible BGP hijack

Beginning at 2023-04-11 03:27:58, we detected a possible BGP hijack.

Prefix 240a:a000::/20, Normally announced by AS38272 FITI-AS-BKB China Education and Research Network CERNET, CN

Starting at 2023-04-11 03:27:58, a more specific route (240a:a802:100::/40) was announced by ASN 142652.

This was detected by 4 BGPMon peers.

Start time: 2023-04-11 03:27:58 UTC
Expected prefix: 240a:a000::/20
Expected ASN: 38272 (FITI-AS-BKB China Education and Research Network CERNET, CN)
Event Details
Detected advertisement: 240a:a802:100::/40
Detected Origin ASN 142652 ()
Detected AS Path 204092 34019 35280 4635 23911 38255 142652
Detected by number of BGPMon peers: 4

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