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.
Pulse Secure - Pulse Secure provides a consolidated offering for access control, SSL VPN, and mobile device security. Contact Pulse Secure at 408-372-9600 to get a free demo.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
StackPath - Secure Content Delivery Network, DDoS, WAF Service
Better Uptime - We call you when your website goes down
Avast - Avast security software products are developed for Microsoft Windows, Mac OS X, Android and Linux users by AVAST Software.