Possible BGP hijack

Beginning at 2017-03-21 15:26:13 UTC, we detected a possible BGP hijack.

Prefix 216.220.197.0/24, is normally announced by AS47961 Satlink Communications Ltd.

But beginning at 2017-03-21 15:26:13, the same prefix (216.220.197.0/24) was also announced by ASN 42475.

This was detected by 34 BGPMon peers.

Expected
Start time: 2017-03-21 15:26:13 UTC
Expected prefix: 216.220.197.0/24
Expected ASN: 47961 (Satlink Communications Ltd)
Event Details
Detected advertisement: 216.220.197.0/24
Detected Origin ASN 42475 (RRsat Global Communications Network Ltd.)
Detected AS Path 59919 12874 3356 3257 42475 42475
Detected by number of BGPMon peers: 34

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