Quick Answer: What Is DNS Explain In Detail?

The domain name system (DNS) is a naming database in which internet domain names are located and translated into internet protocol (IP) addresses.

The domain name system maps the name people use to locate a website to the IP address that a computer uses to locate a website.

What is DNS explain with example?

(1) Short for Domain Name System (or Service or Server), an Internet service that translates domain names into IP addresses. Every time you use a domain name, therefore, a DNS service must translate the name into the corresponding IP address. For example, the domain name www.example.com might translate to 198.105.

What is DNS and its purpose?

Domain Name Servers (DNS) are the Internet’s equivalent of a phone book. They maintain a directory of domain names and translate them to Internet Protocol (IP) addresses. This is necessary because, although domain names are easy for people to remember, computers or machines, access websites based on IP addresses.

What is DNS process?

How does DNS work? The process of DNS resolution involves converting a hostname (such as www.example.com) into a computer-friendly IP address (such as 192.168. 1.1).

What is DNS server simple explanation?

The Domain Name System (DNS) is a system used to convert a computer’s host name into an IP address on the Internet. For example, if a computer needs to communicate with the web server example.net, your computer needs the IP address of the web server example.net.

What are the two types of DNS?

What are the different types of DNS server? All DNS servers fall into one of four categories: Recursive resolvers, root nameservers, TLD nameservers, and authoritative nameservers.

What layer is DNS?

In OSI stack terms, DNS runs in parallel to HTTP in the Application Layer (layer 7). DNS is in effect an application that is invoked to help out the HTTP application, and therefore does not sit “below” HTTP in the OSI stack. DNS itself also makes use of UDP and more rarely TCP, both of which in turn use IP.