@mikepetersonwi, a lot of people use Screaming Frog. I tend to use good old BrokenLinkCheck.com. The "coverage" report in Search Console also can alert you to broken links, along with many other issues.
New advertising option:
A review of your product or service posted by a Sterling Sky employee. This will also be shared on the Sterling Sky & LSF Twitter accounts, our Facebook group, LinkedIn, and both newsletters.