Possible BGP hijack

Beginning at 2020-02-28 22:50:11 UTC, we detected a possible BGP hijack.

Prefix 195.184.27.0/24, is normally announced by AS200900 GRANITBANK, HU.

But beginning at 2020-02-28 22:50:11, the same prefix (195.184.27.0/24) was also announced by ASN 20900.

This was detected by 61 BGPMon peers.

Expected
Start time: 2020-02-28 22:50:11 UTC
Expected prefix: 195.184.27.0/24
Expected ASN: 200900 (GRANITBANK, HU)
Event Details
Detected advertisement: 195.184.27.0/24
Detected Origin ASN 20900 (MAN-CASTRES-AS IMSNETWORKS, FR)
Detected AS Path 6881 5588 20900
Detected by number of BGPMon peers: 61

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