Video broadcasts on the Internet have become a commonplace and increasingly find their audience, supported by popular video services and social networks. But there are tasks, that require content delivery network (CDN), which lead to extra expences, and moreover, does not give sufficient flexibility and limits personalization of the broadcasts. This paper presents the principles of creating a flexible and scalable streaming content delivery network, created automatically for each individual broadcast over existing infrastructure of the cloud virtual machine hosting providers. The report originates from a commercial project dedicated to creation of media-content delivery network, currently being at development stage.