They can administer their own file directories, add e-mail accounts and address assignments, assign multiple domain names that resolve to a basic domain name without involvement from the ISP, manage their own logs and statistics analysis, and maintain passwords. Users of a virtual server, however, do not have to manage the hardware aspects of running a server and effectively share the cost of expensive line connections to the Internet. This web page is located at a point whose IP address is 195.116.126.2 . But people can not remember the numbers so a system is provided to register a name that can be converted to a number. The name that is used is called a Domain Name.
Every web server requires a DNS server.
A computer connection registered with the DNS has a domain name associated with its IP address. When you type the domain name into the goto window in your browser, it queries the closest domain name server to get the numerical code and then uses that number to actually find the site in question. A URL can locate a web page, graphics file and many more things. Domain name aliasing is the procedure by which an IPP can create more than one domain on their server. A company that chooses to have its own server must commit time, labor and money to purchase and support that server and all that that implies.