167.220.128.0/18

ip:	167.220.128.0 
loc:	United States, Washington (Washington, D.C.)  
isp:	AS3598 Microsoft Corporation » Microsoft Corporation » Microsoft Corporation 138.045 ms
route:	167.220.128.0/18, MICROSOFT-GP-NET - Microsoft Corporation, US (Washington) ... 
reg:	167.220.128.0/18, US, ARIN, 1993-10-19
asn:	AS3598 - MICROSOFT-CORP-AS Microsoft Corporation, US
	  AS8075  - MICROSOFT-CORP-MSN-AS-BLOCK Microsoft Corporation, US
addr:	  One Microsoft Way Redmond WA 98052 US
online:	  14 » latency: 118 ms (118ms) 

see also:
   167.220.0.0/16   AS3598   NET167 Various Registries (Maintained by ARIN), US
   167.220.148.0/22 AS3598   MICROSOFT-GP-NET Microsoft Corporation, US
   167.220.152.0/24 AS3598   MICROSOFT-GP-NET Microsoft Corporation, US