To make this site work properly, we sometimes place small data files called cookies on your device. Find out more
There are plenty of SEO tools that offer a broken link checker. We like Majestic SEO but there are tools like Screaming Frog, Moz, and even a broken link checker extension tool that you can use in your browser. To work on the whole site, an SEO tool is best. Search Console with show you broken internal links (404s), but not outbound ones.