Pingdom - With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
Dell Technologies APEX - Dell Technologies APEX is a platform that delivers excellent cloud experiences to major businesses in the world.
UptimeRobot - Free Website Uptime Monitoring
AccelOps 4 - AccelOps 4 provides Today’s Data Centres access to IT Operation Analytics to make their hybrid, public, and private clouds more secure, efficient and reliable than before.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Trellis Platform - Trellis is one of the leading Platforms that help businesses with the tracking, information, and control of their infrastructure from one place.