What Is DNS, and Should I Use Another DNS Server? Share August 1, 2021 Dm4r Technology Did you know you could be connected to facebook.com—and see facebook.com in your browser’s address bar—while not actually being connected to Facebook’s real website? To understand why, you’ll need to know a bit about DNS. Read This Article on How-To Geek › Source : What Is DNS, and Should I Use Another DNS Server?