Amazon Web Services (AWS) is a spinoff of online retailer Amazon Inc., based in Seattle, WA. AWS launched in 2006 as one of the first cloud infrastructure services, based on leveraging information gathered from the infrastructure and technology developed to maintain Amazon.com. Estimated earnings were $2.1 billion in 2012.
AWS offers cloud services in nine regions, including four in the US, one in Europe, two in Asia, one in Australia, and one in Brazil. Services include Linux and Windows compute instances, object storage, content delivery network (CDN), domain name system (DNS), and more. Key market differentiators include rapid innovation, aggressive pricing, massive scalability, many high-profile clients such as Netflix, and a comprehensive set of services.