HEATKEYS

Site24x7 offers both free & paid website monitoring services. Monitor websites remotely and receive instant email/sms alerts if your website becomes unavailable. View uptime & performance graphs of your website monitors.

FREE monitoring software, website monitoring, application and software monitoring tools. All-in-one FREE monitoring software and tools from Monitor.Us

Social Media news blog covering cool new websites and social networks: Facebook, Google, Twitter, MySpace and YouTube. The latest web technology news, via RSS daily.

Remotely monitors web sites and Internet services for availability (http, https, smtp, ftp, dns, pop, imap, smtp, nntp, tcp, udp, ping, mysql). Notifications sent via email and SMS. Monitoring centres in United States and Europe. Free service availab...

ManageEngine offers Enterprise IT Network Management, Network Monitoring, Application Performance Management, Server Management Tools, Help Desk Software, Desktop Management, Asset Management System, Configuration Management, Password Management, and...

Websites, Servers, Network, Application Monitoring On-demand

Six Revisions is a blog that shares useful information about web development and design, dedicated to people who build websites.

Pingdom web site monitoring and other infrastructure for you and instantly let you know when anything goes wrong. Measure uptime and downtime.

Free Web Site Monitoring Tool: Checks your website, email, and e-commerce server for availability, performance and content! 24 hour support reports problems from multiple cities. Free speed and response time test.