Lookup of 52.198.19.99
IP address: 52.198.19.99
Address type: IPv4
Host or reverse DNS (rDNS): ec2-52-198-19-99.ap-northeast-1.compute.amazonaws.com
Country: 
Japan
52.198.19.99 does NOT belong to a private IP address block.
52.198.19.99 does NOT belong to a reserved IP address block.