What Is DNS And Why It Is Used?

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.

How does a DNS work?

The Domain Name System (DNS) is the phonebook of the Internet. Web browsers interact through Internet Protocol (IP) addresses. DNS translates domain names to IP addresses so browsers can load Internet resources. Each device connected to the Internet has a unique IP address which other machines use to find the device.

What is DNS and example?

DNS – Domain Name System

(1) Short for Domain Name System (or Service or Server), an Internet service that translates domain names into IP addresses. For example, the domain name www.example.com might translate to 198.105. 232.4.

What is DNS mean?

Domain Name System

Is DNS a protocol?

(Although many people think “DNS” stands for “Domain Name Server,” it really stands for “Domain Name System.”) DNS is a protocol within the set of standards for how computers exchange data on the internet and on many private networks, known as the TCP/IP protocol suite.

What are two uses of DNS?

It is mainly used to convert human meaningful names (domain name) to computer meaningful name (IP address) in Internet. This is because computers can only recognize IP addresses. It allows you to use internet more easily by allowing you to specify a meaningful name on your web browser instead of using IP address.

How do I check my DNS?

Click on the network for which you want to check DNS settings in the left pane of the Network window. Click on the button labeled “Advanced.” Click on the “DNS” tab. Your computer’s current DNS settings will display under the fields labeled “DNS servers” and “Search domains.”

How many types of DNS are there?

3 types of DNS servers—DNS Resolver, DNS Root Server and Authoritative Name Server. 10 types of common DNS records—including A, AAAA, CNAME, MX and NS.

Which DNS to use?

It’s the list of top 10 best third-party DNS servers:

  • Google Public DNS Server. This is one of the fastest DNS servers which many users are using on their computers.
  • OpenDNS.
  • Norton ConnectSafe.
  • Comodo Secure DNS.
  • Level3.
  • DNS Advantage.
  • OpenNIC.
  • Dyn.