Lookup of 18.163.38.31
IP address: 18.163.38.31
Address type: IPv4
Host or reverse DNS (rDNS): ec2-18-163-38-31.ap-east-1.compute.amazonaws.com
Country: 
Hong Kong
18.163.38.31 does NOT belong to a private IP address block.
18.163.38.31 does NOT belong to a reserved IP address block.