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.
Domain-Monitor.io - Looking for the complete domain and website uptime monitoring solution? Domain Monitor keeps an eye on your website, cron, SSL and domain name 24/7 and will alert you through Email, SMS and web when something stops working.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
DomainMOD - DomainMOD is an open source application written in PHP & MySQL used to manage your domains and other internet assets.
Sitechecker - All-in-one SEO platform including rank tracker, website SEO audit tool and website changes monitoring. Detailed reports by 100+ parameters with how-to-fix guides.
Domain Punch - Solutions for Tracking and Managing Domain Expiry Dates, Name Servers, A, CNAME, SSL, MX, SPF, DMARC, DKIM Records & More.