Use Google Search Console and check the Links report
Use Ahrefs Site Explorer and review the Backlinks report
Use Semrush Backlink Analytics
Use Moz Link Explorer
Use Majestic Site Explorer
Use Bing Webmaster Tools and check inbound links
Search your domain in Google with queries like `link:yourdomain.com`
Search for your brand name and website URL in Google
Check analytics and referral traffic for sites linking to you
Review server logs for referral sources
Use backlink monitoring tools to track new and lost backlinks
Export backlink reports from SEO tools and filter for your domain
Compare backlinks across multiple tools for a fuller list