3.16.0.0/14

ip:	3.16.0.0 ec2-3-16-0-0.us-east-2.compute.amazonaws.com
loc:	United States, Dublin (Ohio)  
isp:	AS16509 Amazon.com, Inc. » Amazon.com, Inc. » AWS EC2 (us-east-2) 308.787 ms
route:	3.16.0.0/14, AT-88-Z - Amazon Technologies Inc., US (Columbus) ... 
reg:	3.0.0.0/9, US, ARIN, 2017-12-20
asn:	AS16509 - AMAZON-02 Amazon.com Inc., US
addr:	  410 Terry Ave N. Seattle WA 98109 US
online:	  15.755 » latency: 126 ms (137ms) 

see also:
   3.0.0.0/10       AS16509  AT-88-Z Amazon Technologies Inc., US