A backlink is also called an inbound link or incoming link, is created when one website links to another. The link between the two websites is the backlink ? so named because it points back to the linked-to page.
What is a backlink?
Backlinks act like digital references or “votes of confidence.” When one website links to another, it signals to both users and search engines that the linked content is trustworthy or useful. The more reputable the site linking to you, the stronger that signal tends to be.
Search engines like Google use backlinks as a major ranking factor. A website with many quality backlinks is generally considered more authoritative and has a better chance of ranking higher in search results. However, not all backlinks are equal — links from relevant, high-quality sites carry far more weight than those from low-quality or unrelated sources.
Backlinks can occur naturally (someone finds your content valuable and links to it) or be built intentionally through outreach, partnerships, or content promotion. They also help search engines discover new pages. When a search engine crawls one website and follows a backlink to another, it finds and indexes that new page more easily.
A backlink from a reputable, relevant, and high-authority website is considered high quality. It should make sense contextually, not just exist for SEO.
Not necessarily. A few strong backlinks can outperform hundreds of weak or irrelevant ones. Search engines value quality over volume.