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.
SE Ranking - All-in-One cloud-based SEO software for agencies, marketing teams and webmasters
RobinGupta Bulk Domain Authority Checker - Free tool to bulk check domain authority, Page Authority, Spam score & IP Address.
DeskAlerts - Send alerts to any corporate device: PCs, phones, tablets, etc.
Backlink Tool - A backlink tool to index your links quickly and freely.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.