Link-Check

Robust backlink database providing Domain Authority (DA) and Spam Score metrics

Browser extension that audits site links for redirects, broken links, and security issues

Part of SEO PowerSuite for finding link opportunities and managing outreach

Backlink checker with historical index data and proprietary Trust Flow and Citation Flow metrics

Backlink monitoring and link building marketplace with automated quality filtering

Desktop backlink checker that finds all links to a domain with advanced analytics