What is the role of Domain Name System DNS?

The function of Domain Name System DNS is to convert domain names into IP addresses. The Domain Name System is a core service of the Internet. As a distributed database that can map domain names and IP addresses to each other, it allows people to access the Internet more conveniently without having to remember IP strings.

# Domain Name System The function of DNS is to convert domain names into IP addresses.

Related introduction:

Domain Name System (Service) Protocol (DNS) is a distributed network directory service, mainly used for the mutual conversion of domain names and IP addresses, and for controlling email on the Internet of sending.

Domain Name System (Domain Name System abbreviated as DNS, Domain Name is translated as domain name) is a core service of the Internet. As a distributed database that can map domain names and IP addresses to each other, it can make people more Conveniently access the Internet without having to remember an IP number string that can be read directly by the machine.

Domain Name System (DNS) is a system on the Internet that solves the naming of online machines. Just like when visiting a friend, you first need to know how to get to someone else's house. When a host wants to access another host on the Internet, it must first know its address. The IP address in TCP/IP is composed of four numbers separated by "." The composition is always not as convenient to remember as the name, so the domain name system is used to manage the correspondence between names and IPs.

The above is the detailed content of What is the role of Domain Name System DNS?. For more information, please follow other related articles on the PHP Chinese website!