Domain Name System Basics. This is important for websites but also for e-mails and many other applications. These requests are called queries.
However there are a few simple tests you can run to determine whether DNS is the problem or if its something else. Domain Name System DNS associates various information with unique domain names to participating entities. The Internets DNS system works much like a phone book by managing the mapping between names and numbers.
Domain Name System DNS is a kind of naming system for servers connected to the Internet.
DNS translates domain names to IP addresses so browsers can load Internet resources. Domain Name System DNS is a kind of naming system for servers connected to the Internet. Some of them are generic such as com edu gov net etc while some country level domain names such as au in za us etc. The Domain Name System DNS is the phonebook of the Internet.