Inspyder Backlink Monitor - Inspyder Backlink Monitor is a backlink management software.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
BacklinkSpy - BacklinkSpy uncovers the backlink sources of your competitors
Website Checker Tech - WebsiteChecker.Tech is SaaS tool that detects SEO and availability issues of your website, making it easier for you to fix them.
MoonSearch - MoonSearch is a free backlink monitoring tool that provides a complex link analysis and checks how many backlinks are indexed.
Moz - Backed by industry-leading data and the largest community of SEOs on the planet, Moz builds tools that make inbound marketing easy.