1&1 is a German web hosting company that also provides internet, mobile, and DSL services. The website offers various plans for website hosting, domain registration, and online marketing services. Users can choose from different hosting options depending on their needs, whether it be for personal or business purposes. The site also features tools and tutorials for building and managing websites, as well as options for e-commerce and content management systems. Additionally, customers can access customer support through a ticket system, phone, or live chat. 1&1 is known for its reliable service, high-speed connectivity, and competitive pricing.