Lookup of 23.12.144.18
IP address: 23.12.144.18
Address type: IPv4
Host or reverse DNS (rDNS): a23-12-144-18.deploy.static.akamaitechnologies.com
Country: 
United States
23.12.144.18 does NOT belong to a private IP address block.
23.12.144.18 does NOT belong to a reserved IP address block.