Senuto - Get more search data and increase your sales
Ahrefs Backlink Checker - With the world's biggest index of live backlinks (over 15 trillion), Ahrefs Backlink Checker will show you the most complete backlink profile for any website.
SEOwl - Next-generation Rank Tracker & SEO Monitoring solution that understands modern SEO, finally
Backlinks by Neil Patel - A backlinks research tool for competitive intelligence
AccuRanker - AccuRanker is a cloud-based rank tracking tool.
Toxic Backlink Checker - Find out what's lurking in your backlink profile.