DNS is the backbone of the internet and as such I believe every developer should know something about the basics and not just leave it for the sysadmin to sort. What is DNS? DNS or Domain Name System is what translates Domain names to IP addresses and vice versa. Wait what is an IP address and what are domain names?...

DNS is the backbone of the internet. It converts domain names into IP addresses. But how can we do clever things with it? Making DNS changes has always been a pain. You have to remember what company you registered your domain name with, then locate the login details for their website, login and fill in some web form...