Possible BGP hijack

Beginning at 2019-06-19 18:38:08 UTC, we detected a possible BGP hijack.

Prefix 45.81.21.0/24, is normally announced by AS205450 HOSTMEDIA-AS, RS.

But beginning at 2019-06-19 18:38:08, the same prefix (45.81.21.0/24) was also announced by ASN 25369.

This was detected by 39 BGPMon peers.

Expected
Start time: 2019-06-19 18:38:08 UTC
Expected prefix: 45.81.21.0/24
Expected ASN: 205450 (HOSTMEDIA-AS, RS)
Event Details
Detected advertisement: 45.81.21.0/24
Detected Origin ASN 25369 (BANDWIDTH-AS, GB)
Detected AS Path 61102 8551 25369
Detected by number of BGPMon peers: 39

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