It is a common part of an operating system's Internet Protocol (IP) implementation, and serves the function of translating hostnames into numeric protocol addresses, called IP addresses, that identify and locate a host in an IP network. The hosts file is one of the several system facilities that assists in addressing network nodes in a computer network. You can usually find this from the order confirmation email/details. You need to know the new IP address of the web hosting server. This page provides you instructions on how you can test the website functionality without making any changes to the domain's DNS records. In many cases you might be transferring a website from another hosting platform to one of the LeaseWeb's web hosting servers.