Knowledgebase

Web Hosting and Cloud hosting service providers at Cheap Price by World Cloud Hosting > Knowledgebase > FAQ > What is > DNS functionnalities

DNS functionnalities

What’s DNS ?

DNS is a protocol that allows you to associate a domain name example:www.wcloudhosting.com,to an IP address. However, to avoid the kind of numerical addresses 196.183.159.29, difficult to remember, especially when it comes to remember websites we've saw during the day. Users prefer a domain name that is friendly and easy to spell.

How does DNS work ?

When a user types a Domain Name (www.wcloudhosting.com) in his browser, in the first the computer contacts a local DNS server requesting the IP address of www.wcloudhosting.com. If the local server cannot find the requested IP address: : The DNS server in turn may contact other DNS servers on the Internet, which it will return the IP address of the server name requested.

What to do in case of change of host?

If you have a domain name and you desire changing your web provider, and transferring the Domain Name, it will change the "DNS" so that queries for the domain name that you have link to the corresponding name server. This change will be reflected later on domain name servers, within a period not exceeding 48 hours before all DNS servers around the world have considered the change.