BRIEF ABOUT DNS : Either you are a web admin or know nothing about the technology, every person who use the internet has heard about this word domain name. But lots of people around us don’t know the purpose behind it. Let’s have a brief talk about it. Suppose you write www.ethicaldebuggers.com in your browser. The very first thing you will see after the URL has been processed completely, is the homepage of our website. Have you ever thought what happens exactly? In the background, your client-browser has a resolver which is also known as stub resolver, it quickly finds if it has the DNS records that matches to the…