Rackspace hosts more of the Top 500 Online Retailers than any other hosting and cloud computing provider. Why? Because online presence is mission-critical and web sites and applications demand world-class, enterprise-level hosting solutions. Rackspace is the World's Leader in Hosting and Cloud Computing, with over 10 years of experience managing mission-critical websites and applications, backed by our renowned Fanatical Support®.
Rackspace Critical Sites service level has been created for businesses that rely on their online presence for customer acquisition/retention, revenue generation, customer service, and building brand equity (e.g. E-commerce, SaaS, Media, Advertising). Critical Sites was specifically designed for customers focused on:
Rackspace Web Scale Engineers represent the industry's best LAMP (Linux, Apache, MySQL, PHP-PERL-Python) and Microsoft (Windows, IIS, MS SQL, .NET/ASP) professionals. Our engineers maintain and optimize the health of your environment by:
Sophisticated tools give you real-time, 24x7x365 monitoring and reporting of performance data on your sites and applications. You gain unprecedented visibility into your infrastructure, plus a set of enterprise-level monitoring tools designed to predict, detect, and isolate problems before they affect your customers' online experience, service levels, or bottom-line. Optional tools include:
The performance and availability of web applications or mission-critical site is key to success. Rackspace wants you to feel confident with the decision to host your web applications and mission-critical sites with us. That's why Critical Sites service is backed by one of the industry's most aggressive SLA that includes:

