Rackspace US, Inc. (NYSE: RAX) is an IT hosting company based in San Antonio, Texas. They are one of the worlds leading hosting and cloud computing provider. The company started in 1998. Now the company is having over 110,000 cloud computing customers. Openstack, a massively scalable cloud operating system is founded by Rackspace Hosting and NASA. Openstack is an answer from Rackspace to build an operating system to power both public and private clouds. Rackspace also supports private clouds that run outside of its datacenters provided these clouds run OpenStack and use the specified hardware. Rackspace is also involved with the Open Compute Project which is a project started at Facebook with a goal to build one of the most efficient computing infrastructures at the lowest possible cost. In the future we might see a combination of OpenStack and Open Compute.

Cloud Hosting

Rackspace Hosting services are supported by nine data centers located in the U.S., the UK and Hong Kong. Rackspace supports 18 different operating systems including Centos, Debian, Fedora, Gentoo, OpenSUSE, RedHatEL, Ubuntu, Windows Server 2008. RackSpace also offer a web based easy implementing cloud solution like AWS; but the server types and pricing varies. Cloud Server sizes are measured by the amount of physical memory reserved for the instance and range from 256 MB up to 30 GB.

Cloud Files

This is an unlimited storage solution over the internet from rackspace. The access to the stored data is controlled by a control panel. Cloud Files is powered by OpenStack. It also supports fast content delivery using Akamai's Content Delivery Network. This storage solution comes with a pay-per-usage model. The data can be made public or private on our choice. Cloud Drive is another storage service from Rackspace as a replacement for file servers. It offers storing, sharing , syncing, and automatic backing up files. Rackspace Server Backup is another similar initiative that allows a secure server backup and online data management with an easy-to-use software.

Cloud Loadbalancers

Rackspace offers an on demand loadbalancing solution which we can purchase, configure and drop according to our requirements. High-availability functionality is built-in to the loadbalancing application. A single cloud load balancer is connected via 10Gb/second network to both public and Rackspace's internal network. Rackspace claims about 9Gb/second of actual throughput from their tests.

Private Cloud Solution

Rackspace provides an option for creating private cloud powered by the powerful tool built by them called OpenStack. A dedicated environment can be created in Customer datacenter or in a chosen Rackspace datacenter or the partner datacenters. Self-service portal for instantly provisioning resources is associated with it.

Cloud DNS

Domain Name System management through APIs. We can manage domains, sub-domains, and records via the REST-based API. Also we can manage mail servers, zone delegation, and create SPF records etc. It is easy to migrate DNS configurations to and from Rackspace.