Link popularity refers to the number of other links that target a specific website. There are two type of popularities such as internal and external. These are the links which comes from the web pages owned by the website and other websites. Internal link popularity refers to the number of links to the website from the web pages that exist on the specific website. External link property refers to the number of links from outside sources that may lead to the specific website.

Websites is with high link popularity is called link superiority or cardinality. These have earned reputation for providing valuable information. Link popularity is known as an effective approach that is adapted by a number of search engines. It also shows how effective the website is. While a specific website is linked by other web pages, additional traffic comes to the website. Two websites may be the closer to the SEO and search engines also rank the information. Search engine will select the specific website with the higher link popularity building on SERPs (search engine result pages).

The purpose of link popularity is that the reputation of a website replicates the value of the website. If the web page or website is contained with rich information, attractive, and rich content, particular website will have enhanced link popularity. On the contrary, websites with reduced link popularity will be less attractive. The importance of link popularity building is to measure with a number of ways.

If a specific website or web page has higher rank on search engines, chances are higher of the inbound links are obtained from major websites. Inbound links from ambiguous websites do not have much impact on the search engine rank for the website or web page. The inbound links from most important websites also include enhanced importance for the link popularity building. It is based on the thought that first-rate inbound links are made with high-quality websites.  

Search engines utilize a number of techniques for link analysis to decide whether a specific website can rank higher. It is known as an off-the-page element of SEO for the advertising companies. By participating in link building, it is possible to make numerous inbound links to a specific website.