The Domain Name Servers (DNS) is considered the Internet’s phone book. DNS is responsible for determining the right IP address for domain names such as ‘’ or ‘’ when users type them into web browsers. The addresses are then used by browsers to communicate with origin servers or CDN edge servers in order to retrieve website data. DNS servers, which are systems specialized to responding DNS queries.

The Domain Name System (DNS) is a database of domain names and IP addresses that helps browsers determine the correct IP address for a hostname URL. When we go to a website, we usually type the domain name into the web browser, such as,, or However, in order to load content for a website, web browsers must know the specific IP addresses. The DNS is what converts domain names to IP addresses so that the website’s server can provide the correct resources.

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