1&1 is a brand of United Internet AG, a publicly listed corporation with more than 9,000 employees in 12 countries, more than 57 million customer accounts world-wide, and an annual revenue of more than 4 billion €. 1&1’s diverse product range mostly comprises DSL Connections, Mobile Internet, Business Applications and Consumer Applications. While 1&1 is one of Germany’s largest suppliers of DSL and Mobile Internet products, the company’s Business Applications – such as domains, websites, cloud services, servers and e-shops – also make it one of the global market leaders. GMX and WEB.DE are probably among the company’s best-known brands s their Consumer Applications are used by almost every second German.