Possible BGP hijack

Beginning at 2019-12-19 17:10:58 UTC, we detected a possible BGP hijack.

Prefix 217.65.128.0/20, is normally announced by AS34586 Unknown.

But beginning at 2019-12-19 17:10:58, the same prefix (217.65.128.0/20) was also announced by ASN 41265.

This was detected by 143 BGPMon peers.

Expected
Start time: 2019-12-19 17:10:58 UTC
Expected prefix: 217.65.128.0/20
Expected ASN: 34586 (Unknown)
Event Details
Detected advertisement: 217.65.128.0/20
Detected Origin ASN 41265 (DIGITALRIVER-IE-ASN02 Digital River Ireland Ltd. - Shannon, IE)
Detected AS Path 53131 3549 3257 41265
Detected by number of BGPMon peers: 143

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