Definition:
PageRank is an algorithm developed by Google to rank websites in its search results. Its name comes from Larry Page, one of the co-founders of Google. In the context of SEO (Search Engine Optimization) and SEM (Search Engine Marketing), PageRank refers to the ranking of a website or web page within search engines.
For example, if a website specializes in cars, when a user performs a search with the word “cars”, the PageRank indicates in which position that site appears in the search results (for example, in the top 5 results, on the first page, on page 300, etc.). The ranking of a web page in a search engine is also commonly referred to as “position”.
Factors affecting PageRank
Among the factors that influence this metric, we can highlight:
- Quality of inbound links: backlinks pointing to a website from other pages are critical. A link from a high authority and relevant website can increase the PageRank of the linked page.
- Number of inbound links: The total number of links a page receives also affects its PageRank. However, the quality of these links is more important than the quantity.
- Site structure: The way a website is organized, including the internal link architecture, can influence how PageRank is distributed among the different pages of the site.
- Quality content: The relevance and quality of the content of a web page are crucial to attract quality links and, therefore, improve its PageRank.
- Updating and maintenance: Keeping content updated and relevant can help improve search engine rankings, which can indirectly influence PageRank.
- User interaction: Factors such as time spent on page, bounce rate and click-through rate can be indicative of content quality and, while not directly affecting PageRank, can influence overall site ranking.
Usefulness of Page Rank in SEO
Although PageRank used to provide an indication of the popularity and relevance of a web page relative to others, it is now considered an obsolete metric. Google has stopped updating and displaying PageRank publicly, which has led SEO specialists to focus on other more relevant metrics and factors to improve a website’s visibility and performance in search engines.