Lookup of 52.9.12.20
IP address: 52.9.12.20
Address type: IPv4
Host or reverse DNS (rDNS): ec2-52-9-12-20.us-west-1.compute.amazonaws.com
Country: 
United States
52.9.12.20 does NOT belong to a private IP address block.
52.9.12.20 does NOT belong to a reserved IP address block.