What is DNS and How it Works?

what is dns and how it works?

DNS is treated as one of the most useful components of the internet. DNS can also be said as one of the processes and ways for making a connection to any device on websites or blogs through the internet. All the devices that get connected in internet uses a unique number called IP address (Internet Protocol address). In the absence of an IP address, we can’t access the internet in our device. Due to an increase in the number of devices connecting to the internet the IP address is also lacking and introduced IPv6. Like smartphones, the website has also IP addresses like androidspring.com, the IP address of this website may be 192.165.3.458 so it may difficult to remember the IP address of any website or URL. As compared to IP address of any website the URL or domain name of that website and blog are quite easy in remembering and set in mind. For example, androidspring.com is easy to understand and keep in mind as compared to its IP address, 192.165.3.458. 

what is dns and how it works

Domain Name System (DNS) is just like a contact book of the internet which includes an IP address of the websites. Domain Name System (DNS) is one of the main and essential parts of the internet. DNS helps in providing the way to connect the device to the website using the website’s IP address. In a simple way, DNS is the phonebook of the internet through the domain name (a website name) that can connect and interacts with the IP address of that domain. When the users visit any website (like androidspring.com) then the web browser interacts or make a connection to that website through IP address. DNS is that which helps in translating the domain name (website name) to the IP address of that domain name.

what is domain name server?

Domain Name Server is that server used on the internet to connect any website (domain) with it’s IP address. Domain Name System (DNS) is a hierarchical naming system used in internet connectivity devices to connect to the Internet. DNS includes the various details of the domain. It helps in converting or translating the address which makes it more readable and more memorized to the users.
 The term what is dns and how it worksmakes clear that, DNS includes various information with a domain name which includes its IP address, URL, etc. Domain Name Server helps in locating and identifying the connected with the underlying network protocols. DNS is just like the contact of our mobile where we can find the mobile number, address & other information in the name of the contacts. Suppose, if I search a name ‘Krishna’ in my phonebook then when I tap in contacts name Krishna then I can find its mobile number and other optional data too. When I make a call to Krishna then the call will be auto-forward to the mobile number of Krishna but not to Krishna itself. It is clear that DNS translates domain names to IP addresses so browsers can load Internet resources.

what is dns in networking

Each and every device connected to the internet like mobiles, laptops, tablets, websites & blogs have a unique IP address. The Domain Name System is maintained by a distributed database system and it uses the client-server model. The Domain Name Server used in networking and mapping the connection in website with the requested device is called DNS in Networking and this clarifies what is dns and how it works.
       DNS is the phone book of the internet that maintains a directory of all the domain names and translates them to the IP address and connects it. In a simple way, DNS in networking is that service on the internet which translates the domain name into IP address. The main reason to translate the domain name into IP address while requesting to connect to that site or domain is that domain name is easy to memorize and type as compared to its URL and IP address. The domain name is in alphabetic characters. 

what is dns and how it works
what is dns in networking

what is dns and how it works

After finding all about what is dns in networking, what is domain name server, what is the meaning of dns, what is dns how it works and what is domain name in networking it is necessary to find out what is dns and how it works
All the internet activities are based on IP address. In the absence of IP address, we can’t connect to the internet. All the devices connected to the internet like mobile phones, computers, and laptops, tablets, websites have its own private network or address called IP address. Although, the internet is really based in IP address it is difficult to use and connect any website through IP address. Therefore, DNS (Domain Name System) service is used. DNS translates the Domain Name into Address. From the point what is dns and how it works, We can say that a DNS service translates or converts the name into the corresponding IP address automatically. The process of DNS involves in converting a hostname (www.androidspring.com) into a computer-friendly (Device friendly) IP address (like 192.165.3.458).
How does a domain name system work?
DNS works with special techniques or with just like the mobile phonebook method. For example, if you want to visit Facebook.com may have IP address like 65.212.258.15. So, to remember this numeric IP address may not be easy. But the domain name facebook.com is easy to remember this is because the domain name is in alphabetic and obviously easy to remember.
After finding out what is dns and how it works the next stage is to find out how it works. DNS is treated as a short term to describe a network of personal devices that make it easier to obtain and understand the information. All the information from all the domain name servers across the internet are gathered in the server and when we type any website address the internet service providers (ISP) views the DNS associated with that Domain Name and translates it into a computer-friendly IP address automatically in very short moments. DNS helps in directing or connecting to the correct website with the domain or web address. 

what is dns and how it works
what is dns how it works
What is the purpose of domain name system?
After finding out what is dns and how it works it is also necessary to find out What is the purpose of domain name system?
The main applications of Domain Name System is,
1.  DNS helps in translating names into IP addresses.
2.  Facilitate fault tolerance and load distribution to multiple server instances throughout the internet world.
3.  DNS provides a mapping between a domain name and a mail exchanger.
4.  DNS can provide an additional layer of fault tolerance and load distribution.
5.  Domain Name Server acts like a phonebook or contact book in the internet.
6.  DNS is an essential component in the functionality of the Internet.
7.  Domain Name Server helps in delegating the responsibility of assigning domain names and mapping those names to Internet resources.
8.  Domain Name System helps in specifying the technical functionality of the database.
Conclusion
By reading what is dns and how it works or what is domain name server it is clear that, Domain Name Server or System is that system which provides a way to connect any device to the internet and website. Domain Name System (DNS) is the mutual contact book of the internet just like on your mobile phones. Domain Name System is a main component on the internet which provides a way to match domain name to its IP address of the website. This post also includes the answer of the questions like what is dns in networking, what is domain name server, what is the meaning of dns, what is dns how it works, what is domain name in networking, what is meant by domain name, what is dns server address and what is my dns server.

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