Lookup of 198.12.15.138
IP address: 198.12.15.138
Address type: IPv4
Host or reverse DNS (rDNS): 138.15.12.198.in-addr.arpa.static.cnservers.com
Country: 
United States
198.12.15.138 does NOT belong to a private IP address block.
198.12.15.138 does NOT belong to a reserved IP address block.