07 Jun 2013
Free Website Uptime Monitoring Service: Monitor.Us
Cloud Based Website Uptime Monitoring Service: Wupbox
Web Based Site Uptime Monitoring App: UptimeRobot
Website Monitoring Service That Checks Your Website or Server Uptime: SiteUptime
Monitor Your Site Uptime 24×7 For Free: Pingdom
Check How Long Your Site Been Down: Internetseer
Free Website Uptime Monitoring Service: Uptime Dog
Website Monitoring Service: Host Tracker
Server Monitoring / Website Monitoring for Professionals:Livewatch
Monitor Websites for Downtime and Response Time: 100pulse
Free Website Monitoring Service: Montastic
Free Website Monitor: Free Backup
Monitor Your Website, Server and Transactions Worldwide: Uptrends
Easily Check – Is Your Website Online: upPanel
Free Web Site Uptime Monitor and Alert Services: BasicState
Desktop Tool to Monitor Your Website Status: SDL Website Monitor
Enterprise-class Open Source Distributed Monitoring Solution: Zabbix
Windows App to Monitor Your All Sites: Website Monitoring
Open Source Software For IT Infrastructure Monitoring: Nagios
