Lookup of 3.171.100.99
IP address: 3.171.100.99
Address type: IPv4
Host or reverse DNS (rDNS): server-3-171-100-99.iad12.r.cloudfront.net
Country: 
United States
3.171.100.99 does NOT belong to a private IP address block.
3.171.100.99 does NOT belong to a reserved IP address block.