Broken link checker: Ahrefs’ Broken Link Checker is powered by

Ahrefs’ Broken Link Checker is powered by the largest live backlinks database in the industry. Our crawler is the second most active after Google, and we update our backlinks database with fresh data every 15 minutes. Translation: We’re discovering new broken links all the time. Detect broken links on your site in seconds. Our free broken link checker helps you fix errors, improve user experience, and protect SEO rankings. Site Checker is a free tool that crawls through your website identifying broken links for you to fix. You can also upgrade to a package that allows automated link checking on multiple websites and emailing reports. Check for broken links on your website with our free online tool. Sign up and schedule automatic checks to keep your website fresh and up to date.