Possible BGP hijack

Beginning at 2021-04-22 09:21:15 UTC, we detected a possible BGP hijack.

Prefix 2a0f:1940::/30, is normally announced by AS46723 Unknown.

But beginning at 2021-04-22 09:21:15, the same prefix (2a0f:1940::/30) was also announced by ASN 398481.

This was detected by 35 BGPMon peers.

Start time: 2021-04-22 09:21:15 UTC
Expected prefix: 2a0f:1940::/30
Expected ASN: 46723 (Unknown)
Event Details
Detected advertisement: 2a0f:1940::/30
Detected Origin ASN 398481 (REDMERCURY, US)
Detected AS Path 202365 57866 6830 3356 46573 208254 398481
Detected by number of BGPMon peers: 35

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