Possible BGP hijack

Beginning at 2021-11-17 09:02:13 UTC, we detected a possible BGP hijack.

Prefix 2a05:f4c0::/29, is normally announced by AS203020 HOSTROYALE, IN.

But beginning at 2021-11-17 09:02:13, the same prefix (2a05:f4c0::/29) was also announced by ASN 396931.

This was detected by 27 BGPMon peers.

Expected
Start time: 2021-11-17 09:02:13 UTC
Expected prefix: 2a05:f4c0::/29
Expected ASN: 203020 (HOSTROYALE, IN)
Event Details
Detected advertisement: 2a05:f4c0::/29
Detected Origin ASN 396931 ()
Detected AS Path 20647 6939 47787 396931
Detected by number of BGPMon peers: 27

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