MozRank basically quantifies link popularity on a scale of 0 to 10. An indicator that started with Moz, a SEO consultancy company created in 2004 which has expanded to become one of the market standards. MozRank represents the importance of links on your website. This is mainly determined by the number and quality of the other pages that link to your website.
This range is determined using Moz’s own algorithm. It measures the quality and quantity of links on a landing page in particular. Therefore, each page on a website receives a different MozRank classification.