Lookup of 3.5.21.82
IP address: 3.5.21.82
Address type: IPv4
Host or reverse DNS (rDNS): s3-website.us-east-1.amazonaws.com
Country: 
United States
3.5.21.82 does NOT belong to a private IP address block.
3.5.21.82 does NOT belong to a reserved IP address block.