Possible BGP hijack

Beginning at 2019-11-17 19:32:13 UTC, we detected a possible BGP hijack.

Prefix 91.206.244.0/23, is normally announced by AS47884 JPK-AS, PL.

But beginning at 2019-11-17 19:32:13, the same prefix (91.206.244.0/23) was also announced by ASN 62047.

This was detected by 6 BGPMon peers.

Expected
Start time: 2019-11-17 19:32:13 UTC
Expected prefix: 91.206.244.0/23
Expected ASN: 47884 (JPK-AS, PL)
Event Details
Detected advertisement: 91.206.244.0/23
Detected Origin ASN 62047 (Unknown)
Detected AS Path 198948 62047
Detected by number of BGPMon peers: 6

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