Domain Name System History
The domain name system dns is a hierarchical and decentralized naming system for computers services or other resources connected to the internet or a private network.
Domain name system history. Below are the preinstalled gadgets. This hosts txt file can still be found today on unix based systems in the etc directory and on windows computers in systemroot system32 drivers etc. Alphabetic host names were introduced on the arpanet shortly after its creation and greatly increased usability since alphabetic names are much easier to remember than semantically meaningless numeric addresses. Email photos web clips google talk.
A brief history of the domain name system dns imagine the internet without domain names. To deal with this problem a group including jon postel paul mockapetris and craig partrige published rfc 882 which created the domain name system dns to make internet navigation easier. However this tool comes handy in terms of whether a domain name has been registered before or not. Whois request is not as collective as the tools mentioned above.
The sidebar is a prominent feature of google desktop. Most prominently it translates more readily memorized domain names to the numerical ip addresses needed for locating and. A single file hosts txt contained a name to address selection from dns on windows server 2003 3rd edition book. The creation of the domain name system dns in 1983 replaced the previous resolution procedure very prone to errors and based on a local host file.
It associates various information with domain names assigned to each of the participating entities. When you need to check your email update your social media status or do any routine activity on the web instead of typing on your browser that site s web address you need to type in a bunch of numbers such as 74 125 224 181 gmail or 69 171 234 21 facebook. It holds many of the installed gadgets and can be seen on one side of the desktop. Many web hosting providers are referencing to it while investigating for dns errors or lookups for a domain name system history.
The history of domain name system information technology essay.