Free Broken Link and dead link Checking Tool list

What is a broken link or dead links or Link Checker tools? Links that link to non-existent web pages. The most common reasons that explain this phenomenon are: that an error was made when writing the destination URL, that it was moved to another address, or that it was closed. All advertising or outdated advertising formats tend to generate broken links by using Link Checker tools.   How can I Manage link building?   If from its beginnings there is a habitual and popular practice on the internet, it is to link a web page with others, or what we have been getting to know in SEO as a link building. This...