What is DNS
The Domain Name System (DNS) is a hierarchical distributed naming system for computers, services, or any resource connected to the Internet or a private network. It translates easily memorized domain names to the numerical IP addresses needed to locate computer services and devices worldwide.
The DNS protocol is serving as the Internet's phone book: every time you visit a website,
your computer performs a DNS lookup. Complex pages often require
multiple DNS lookups before they start loading, so your computer may be
performing hundreds of lookups a day.(More info on DNS in th...