3.164.148.0/23

ip:	3.164.148.0 server-3-164-148-0.nrt20.r.cloudfront.net
loc:	Japan, Chiyoda City (Tokyo)  
isp:	AS16509 Amazon.com, Inc. » Amazon.com, Inc. » AWS CloudFront (GLOBAL) 287.829 ms
route:	3.164.148.0/23, AT-88-Z - Amazon Technologies Inc., US (Chiba) ... 
reg:	3.128.0.0/9, US, ARIN, 2018-06-25
asn:	AS16509 - AMAZON-02 Amazon.com Inc., US
addr:	  410 Terry Ave N. Seattle WA 98109 US
online:	  505 » latency: 260 ms (260ms) 

see also:
   3.128.0.0/10     AS16509  AT-88-Z Amazon Technologies Inc., US