BizCyber.com offers useful links to browse for computer-related resources, including sites devoted to hardware, software, the Internet, programming, website promotion, hosting, web designers, computer directories and more.
HostGuardian
Server port monitoring, content checking, host process verification, and router latency/packet loss monitoring. http://www.hostguardian.com/
AlertSite
Monitors the availability and performance of web sites and internet services as often as every minute from multiple geographic locations. Alerts via email, pager, SMS, cell.
