DNS
When the name of the website is used instead of the IP address, it is called a "domain name." Domain names serve as a user-friendly way to access websites, translating complex numeric IP addresses into easily memorable names. This system is part of the Domain Name System (DNS), which resolves domain names to their corresponding IP addresses for routing purposes.
MX records.
DNS (port 53)
DNS
Do you mean domain names? Then it would be: jon@example.co.uk
A name server is the server component of the Domain Name System (DNS). DNS is one of the two main name spaces on the internet. The most important functions of these DNS servers is translating domain names and host names into corresponding numeric IP addresses.
There is service used to automatically associate names with addresses. DNS that is domain name system is the one that provides that mapping . DNS assigns name to the IP addresses .
The physical address is the unique hardware address that identifies an interface of a machine on a physical network such as a LAN. Physical addresses are used in the data link layer.A network address is a machine's logical address on a network. The network address is used in the network layer. The network address used on the Internet is the IP address.Domain names are used as an aid to identify hosts and networks in the Internet, since names are easier to remember than numbers. The DNS system is used to translate between domain names and IP addresses. The domain name for the network address 128.100.132.30 is toronto.edu.
Domain names are: "strings of letters and numbers (separated by periods) that are used to name organizations and computers and addresses on the internet; "domain names are organized hierarchically with the more generic parts to the right"wordnet.princeton.edu/perl/webwnE.g. wiki.answers.com is a domain name.
Currently, the WHOIS internet domain name is a protocol designed to help finding queries of databases. This includes databases that have domain names and internet protocol (IP) addresses.
Name resolution
Network redirector server