DNS (Domain Name System) - is a computerized distributed database which stores information about domains. Domain Name System is one of the fundamental components of the Internet and it is needed to convert IP addresses to domain names and vise versa. To understand necessity of DNS we need to look in to entrails of history. As you know, maybe someone not, the Internet appeared as network established by the Ministry of Defense in 1969. It was called as ARPAnet. So, in the early development ...