17.56.0.0/19

ip:	17.56.0.0 
loc:	United States, Prineville (Oregon)  
isp:	AS714 Apple Inc. » Apple Inc. » Apple Inc 260.564 ms
route:	17.56.0.0/19, APPLE-WWNET - Apple Inc., US (Cupertino) ... 
reg:	17.0.0.0/8, US, ARIN, 1990-04-16
asn:	AS714 - APPLE-ENGINEERING Apple Inc., US
addr:	  One Apple Park Way Cupertino CA 95014 US
online:	  219 » latency: 172 ms (192ms) 

see also:
   17.0.0.0/8       AS714    APPLE-WWNET Apple Inc., US
   17.0.0.0/9       AS714    APPLE-WWNET Apple Inc., US