Today vacant,

• learn what is and how it helps to open a website for computer selectors in the internet computers always identify each other with unique numbers called IP addresses that do not understand human languages if a computer does not understand human language is how the load a website.
• when we type its address in the web browser URL bar that’s the place where DNS comes in suppose we speak English and we want to communicate a person who speaks French for effective communication.we will need a translator to send me the case on the Internet to computers for web browsers understand IP addresses and we humans understand all languages state English DNS at as a translator between humans and computers DNS or domain name system many days it table where names are mapped to number for more specifically where website domain names at map to their IP addresses now when we type google.com in the web browser DNS translate skip to the web browser language that is IP address and give it to the web browser now web browser understand that we want to access google.com so it contacts to Google server and loads google.com on the computer in short DNS act as a phone book of the internet where computer services with names to get number so How DNS works internally to understand this .

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• we should know what are DNS server servers are computer studying HTML file images sound videos for any other by X servers that work together to provide the IP address of the requested website to the web browser are called DNS servers.
• there are four types of DNS servers recursive resolver for DNS resolver fruit name server top-level domain or dearly name server and authorities name server DNS resolver is provided by the internet service provider. it connects the web browser open computer to the DNS nameservers there are 13 sets of fruit name some words logically name and letter don’t route dash servers.net where letter ranges from a2m and are operated by 12 different organisations inset has a number of service played around the world and information page exist for all root name server at address letter not root that service.org where letter ranges from 82 Mat 74 this is the homepage address details of all fruit name some word can be found in the website www.net -service.org nameservers stores the confirmation of holder means sharing common domain extension example.com DLD nameservers stores the information of all website and in with bottom extension .net put nameserver stores information of all.net website and so on authoritative name server is the last server in the domain name system its told the IP address of the requested website authoritative name server for Website can found with 20 CM open CMD and type NS lookup it. Set query = address and hit enter type the domain name it hunter you will be able to see the authoritative name server one is master and the other is slave play is the exact replica of master and is used to share the DNS server load now how it computer loads ke website suppose we type facebook.com in the web browser is web browser need IP address so it forward the query into the computer Operating System Operating systems are configured to forward text query to the DNS resolver operating system at contact the DNS resolver has resolver check itzcash whether it has the IP address of the requested website cannot DNS query is forward it to the root name server fruit name server that’s the extension of the website whether it is dotcom.com org.net totke Nakshatra based on the extension the route name server provides the IP address of plt name server to the DNS resolver in this case IP address.com really name server is provided to the nearest resolve DNS resolver that contact.com really name server which that provides the IP address of the authoritative name server which should necessary Play Store the IP address of the requested website by the authorities name server provides the exact IP address of facebook.com to the DNS resolver resolver told this information in its cache for future use that provide the IP address to the computer operating system Operating system info words into the web browser the web browser that contact the Facebook server and load the requested decide that is facebook.com but how really names our nose which authoritative name server know the IP address of the requested inside it all begins when we purchase a domain name from Registrar for example Godaddy in registan suicide we can set the alternative name some work that women should use we get the details of authoritative name server when we buy another hosting plan from company is like hostgator authoritative name server details are entered in the registrar website Registrar that nearly nameserver managing authority registry to update the clearly name server with the details of authoritative name server word the user has provided sunao clearly names our nose which authorities name server will provide exit IP address of the requested inside however nearest surgery if we know that dedicated IP address of a website we can access it simply but typing it IP address in the web browser is a gas is DNS will not play any role because I already know the IP address of the website however as the number of websites increases it becomes difficult to remember the IP addresses so DNS server unlimited the need for humans to memorize please Complex IP addresses the only thing we need to memorize is the domain names which are easy to remember if you have learnt something from this article and please like this article share this article so that people can learn subscribe protect them if you want to learn more and turn on the notification icon on thanks for Reading thi Article For More Carefully.