20.157.149.0/24

ip:	20.157.149.0 
loc:	United States, Boydton (Virginia)  
isp:	AS8069 Microsoft Corporation » Microsoft Corporation » Microsoft Azure Cloud - Storage (eastus2euap) 358.134 ms
route:	20.157.149.0/24, MSFT - Microsoft Corporation, US (Boydton) ... 
reg:	20.157.0.0/16, US, ARIN, 2017-10-18
asn:	AS8069 - MICROSOFT-CORP-MSN-AS-BLOCK Microsoft Corporation, US
addr:	  One Microsoft Way Redmond WA 98052 US
online:	  22 » latency: 111 ms (111ms) 

see also:
   20.157.0.0/16    AS8075   MSFT Microsoft Corporation, US