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.
Cyberdesic - Cybersecurity professionals, on demand
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Cybrary - Free courses in cyber security
Better Uptime - We call you when your website goes down
CYREX - Web security vulnerability assessment & penetration testing