Backlinks represent the links from third-party domains that point to your domain and pages. A "backlink" is any link to your site placed on an external website. It could be easily defined as the opposite of a outbound link, as it is created when another website links to your pages.
A backlink is often called inbound link or external backlink as well. The number of backlinks or referring domains contribute to the web site's rank and relevance. The higher the number of backlinks, the better! A website can have multiple backlinks from the same referrer site, as long as the linked content is relevant and useful for the reader. However, ideally, backlinks from multiple referring sites are the best for website ranking, as they work as a vote of trust for the content on the linked page.
The more outside sources trust you; the more loved you are by the ranking algorithms!
As mentioned above, backlinks represent an incoming link to a page. Besides the traffic that comes to you from that specific source, it also works as a vote of confidence for your business or content.
A backlinking strategy helps you
Being trusted by multiple sites makes search engines rank you higher for relevant content. However, to get the right backlinks, here are a few types of backlinks to keep in mind: