United Internet AG, through its subsidiaries, operates as an Internet service provider. It operates through Access and Applications segments. The Access segment offers landline and mobile Internet access products; and related applications, including home networks, online storage, telephony, and video-on-demand or IPTV. This segments also provides data and network solutions for small and medium-sized companies; and infrastructure services for large corporations under the 1&1, winSIM, yourfone, and smartmobile.de brands. The Applications segment provides applications, such as domains, home pages, Webhosting, servers and e-shops, group work, online storage, and office software applications, as well as personal information management applications comprising e-mail, to-do lists, appointments, and addresses; and customers performance-based advertising and sales platforms on the Internet. This segment offers its products to home-users and business-users under the Sedo, GMX, mail.com, WEB.DE, 1&1, Arsys, Fasthosts, home.pl, InterNetX, ProfitBricks, Strato, and united-domains brands. It also provides customers professional services in the field of active domain management. The company has operations in Germany, France, the United Kingdom, Italy, the Netherlands, Austria, Poland, Switzerland, Spain, Canada, Mexico, and the United States. United Internet AG was founded in 1988 and is based in Montabaur, Germany.