Domain Authority definition: Domain Authority is a search engine marketing term; it aims to quantify the perceived quality of websites in the eyes of Google’s search algorithm.
Domain Authority was developed by search engine optimization (SEO) company, Moz, as a way to differentiate the quality of industry websites.
It scores websites on a logarithmic scale from 1 to 100 with higher numbers meaning a better domain authority.
Domain Authority can be calculated used SEO tools such as:
Domain Authority is not endorsed by Google and should not be the only metric used when measuring the quality of a website.