13.200.0.0/13

ip:	13.200.0.0 ec2-13-200-0-0.ap-south-1.compute.amazonaws.com
loc:	India, Mumbai (Maharashtra)  
isp:	AS16509 Amazon.com, Inc. » Amazon.com, Inc. » AWS EC2 (ap-south-1) 413.899 ms
route:	13.200.0.0/13, AMAZON-BOM - Amazon Data Services India, IN (Mumbai) ... 
reg:	13.200.0.0/13, US, ARIN, 2019-10-01
asn:	AS16509 - AMAZON-02 Amazon.com Inc., US
addr:	  410 Terry Ave N. Seattle WA 98109 US
online:	  18.860 » latency: 153 ms (156ms) 

see also:
   13.200.0.0/15    AS16509  AMAZON-BOM Amazon Data Services India, IN
   13.202.0.0/15    AS16509  AMAZON-BOM Amazon Data Services India, IN
   13.204.0.0/14    AS16509  AT-88-Z Amazon Technologies Inc., US