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.

Akamai Web Application Acceleration and Performance Management, Streaming Media Services, and Content Delivery help companies build better web businesses, deliver lower costs and increase ROI.

Get product information, support, and news from Microsoft.

Free 15 minute, or paid 1 minute monitoring service - Website monitoring, Server monitoring, Email monitoring, router monitoring by BinaryCanary.com

VisualSiteMonitor.com 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.

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.

IRIS is a consortium of universities dedicated to the operation of science facilities for the acquisition, management, and distribution of seismological data.

Website monitoring service for web server performance measurement. Free and paid remote website and server monitoring

Free and open access to the world’s most comprehensive collection of data on developing economies. Browse, map, graph, or download data by country, topic on over 4,000 indicators. Available in English, Spanish, French, and Arabic.

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