Lookup of 52.216.57.53
IP address: 52.216.57.53
Address type: IPv4
Host or reverse DNS (rDNS): s3-website-us-east-1.amazonaws.com
Country: 
United States
52.216.57.53 does NOT belong to a private IP address block.
52.216.57.53 does NOT belong to a reserved IP address block.