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.

Full Page Test Analysis

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.

Siteuptime provides website monitoring services. Receive instant email notices when your website becomes unavailable and view detailed uptime statistics and performance reports for your website monitors.

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...

SIMPLE Website monitoring. When your websites go down, be the first to know.

WPMU DEV Premium is devoted to plugins, themes, resources and support to assist you in creating the absolute best WordPress MU (WPMU) site you can

Web site and server monitoring service: monitor uptime, performance and security of your web page, server, router and more from worldwide monitoring stations. Receive phone call, SMS, e-mail or instant message alerts.

Websites, Servers, Network, Application Monitoring On-demand

Pingability is a server and website monitoring and alert service. It monitors your server or website and alerts you when it goes down.