158.101.0.0/16

ip:	158.101.0.0 
loc:	United States, Phoenix (Arizona)  
isp:	AS31898 Oracle Corporation » Oracle Corporation » Oracle Cloud Infrastructure (us-phoenix-1) 619.849 ms
route:	158.101.0.0/16, ORACLE-4 - Oracle Corporation, US (Phoenix) ... 
reg:	158.101.0.0/16, US, ARIN, 2016-10-14
addr:	  2300 Oracle Way Attn: Domain Administrator Austin TX 78741 US
online:	  8.888 » latency: 142 ms (163ms) 

see also:
   158.101.0.0/18   AS31898  OC-195 Oracle Public Cloud, US
   158.101.64.0/19  AS31898  OC-195 Oracle Public Cloud, US
   158.101.96.0/19  AS31898  OC-195 Oracle Public Cloud, US
   158.101.128.0/19 AS31898  OC-195 Oracle Public Cloud, US
   158.101.128.0/20 AS31898  OC-195 Oracle Public Cloud, US
   158.101.160.0/19 AS31898  OC-195 Oracle Public Cloud, US
   158.101.160.0/20 AS31898  OC-195 Oracle Public Cloud, US
   158.101.192.0/19 AS31898  OC-195 Oracle Public Cloud, US
   158.101.224.0/19 AS31898  OC-195 Oracle Public Cloud, US