Rackspace Managed Cloud Evaluations Based on Completeness of Vision and Ability to Execute

SAN ANTONIO - July 30, 2015 - Rackspace (NYSE: RAX), the #1 managed cloud company, today announced it has been positioned by Gartner, Inc. in the Leaders quadrant of "Magic Quadrant for Cloud-Enabled Managed Hosting" in both North America and Europe.

The Gartner assessments, performed by the firm's IT industry experts, evaluates providers based on the completeness of their vision and their ability to execute. It categorizes providers in quadrants labeled Niche Players, Challengers, Visionaries, and Leaders. Rackspace was among the 19 providers assessed by Gartner, and one of two in the Leaders quadrant in North America. In Europe, the firm analyzed 16 providers and Rackspace is one of seven in the Leaders quadrant.

"Our mission at Rackspace is to provide the world's best customer service and expertise on top of the world's leading technologies. We call this Fanatical Support," said Taylor Rhodes, president and CEO at Rackspace. "This is the second year in a row we've been named a Leader in both Magic Quadrants. As we move into the second wave of cloud adoption, a growing number of companies are working with Rackspace to help them architect and manage their cloud applications and infrastructure so they can stay focused on their core business."

Rackspace has been a leader in managed hosting for more than 15 years and continues to expand on its strength supporting industry-leading technologies. Most recently, Rackspace expanded its support offering for Microsoft product portfolio with Fanatical Support® for Microsoft® Azure™. New managed service offerings like Fanatical Support for Azure complement the broad Rackspace product portfolio of supported platforms, including Microsoft, VMware and OpenStack. This expertise allows customers the freedom to choose the best platform or technology for their individual needs and workloads.

With a strong and growing customer base, Rackspace serves more than 300,000 customers around the world, including 69 percent of the Fortune® 100 companies.

For more information on Rackspace's position as a leader in Gartner's Magic Quadrants for Cloud-Enabled Managed Hosting in North America and Europe, view the latest blog post from Taylor Rhodes.

Gartner does not endorse any vendor, product or service depicted in its research publications, and does not advise technology users to select only those vendors with the highest ratings or other designation. Gartner research publications consist of the opinions of Gartner's research organization and should not be construed as statements of fact. Gartner disclaims all warranties, expressed or implied, with respect to this research, including any warranties of merchantability or fitness for a particular purpose.

About Rackspace

Rackspace (NYSE: RAX), the #1 managed cloud company, helps businesses tap the power of cloud computing without the challenge and expense of managing complex IT infrastructure and application platforms on their own. Rackspace engineers deliver specialized expertise on top of leading technologies developed by OpenStack, Microsoft, VMware and others, through a results-obsessed service known as Fanatical Support®. The company has more than 300,000 customers worldwide, including two-thirds of the FORTUNE 100. Rackspace was named a leader in the 2015 Gartner Magic Quadrant for Cloud-Enabled Managed Hosting, and has been honored as one of Fortune's Best Companies to Work For in six of the past eight years. Learn more at www.rackspace.com.

Forward Looking Statements

This press release contains forward-looking statements that involve risks, uncertainties and assumptions. If such risks or uncertainties materialize or such assumptions prove incorrect, the results of Rackspace Hosting could differ materially from those expressed or implied by such forward-looking statements and assumptions. All statements other than statements of historical fact are statements that could be deemed forward-looking statements, including any statements about historical results or third party data that may suggest trends for our business or industry; any statements of the plans, strategies, and objectives of Rackspace for future operations or growth; any statements of expectation or belief regarding future events, and any statements of assumptions underlying any of the items mentioned. Risks, uncertainties and assumptions include the possibility that expected growth or success may not materialize because of Rackspace's failure to create a viable vision or its inability to execute on its vision, failure to execute on its operational plans, rapid technological changes that adversely affect the demand for Rackspace products and services, shifts in customer demand, customers' and potential customers' acceptance of Rackspace products and services, and other risks that are described in Rackspace Hosting's Form 10-Q for the quarter ended March 31, 2015, filed with the SEC on May 11, 2015. Except as required by law, Rackspace Hosting assumes no obligation to update these forward-looking statements publicly, or to update the reasons actual results could differ materially from those anticipated in these forward-looking statements, even if new information becomes available in the future.

Media Contact:

Christina Weaver

210-312-4593

Christina.weaver@rackspace.com

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