Google has a proper set of requirements to award a rank to any website? Only the best websites make it to the top. How is it decided whether a website is up to standards or not? Websites do not get a rank randomly and various key important factors are considered in this relation. Domain Authority (DA) is one of these factors. Therefore, domain authority checker plays key role in Google ranking. It is a fact that today; DA is one of the most powerful metric deciding the fate of every website. According to the recent Google standards, domain authority is a very important factor for rating a website. Domain authority helps in differentiating between legitimate and illegitimate websites. Today, it is not easy to create a website but getting a good SEO rank is obviously not that simple.