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.
ProxySite - free web proxy in the browser
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
NewIPNow - Achieve more online with premium private proxies
Better Uptime - We call you when your website goes down
Hide.me - Hide. me VPN offers privacy protection, wi-fi security, and encryption for a truly private web browser experience, regardless of your location. Try for free!