Possible BGP hijack

Beginning at 2019-05-07 08:56:11, we detected a possible BGP hijack.

Prefix 20.0.0.0/11, Normally announced by AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US

Starting at 2019-05-07 08:56:11, a more specific route (20.20.20.0/24) was announced by ASN 8218.

This was detected by 174 BGPMon peers.

Expected
Start time: 2019-05-07 08:56:11 UTC
Expected prefix: 20.0.0.0/11
Expected ASN: 8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US)
Event Details
Detected advertisement: 20.20.20.0/24
Detected Origin ASN 8218 (NEO-ASN legacy Neotelecoms, FR)
Detected AS Path 202365 49697 47147 1299 6461 8218
Detected by number of BGPMon peers: 174

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