Automatic Backlink Checker helps to analyze the quantity of links on a website and shows whether they are DoFollow or NoFollow. Beside those features, extension checks and highlights broken links (manually or automatically) and helps to find them with its Broken Link Finder (feature which helps to switch from one broken link to another).
Automatic Backlink Checker
Hepls to find dofollow, nofollow, and broken links on a webpage.