What do you mean by broken link?

A broken link is a link that no longer functions on a website due to one or more of the following problems: The target website either no longer exists or has relocated. The web page owner submitted an incorrect URL for the link. Although the referenced web page is present, users cannot access it.

A broken link is a web page that, for a variety of reasons, a user cannot locate or access. When a user tries to visit a broken link, web servers frequently produce an error message. Dead links and link rots are other terms for broken links.