IONOS Group SE, together with its subsidiaries, provides web presence, productivity, and cloud solutions for companies in Germany, the United States, the United Kingdom, Spain, France, Poland, and Austria. Its offerings include online presence solutions such as domain registration, web hosting, AI-supported website builders, and dedicated servers; productivity products including e-commerce, email, and marketing applications; search engine optimization, business applications or storage, and security solutions; and public and private cloud solutions spanning Infrastructure-as-a-Service (IaaS), Platform-as-a-Service (PaaS), and Software-as-a-Service (SaaS) under brands including IONOS, STRATO, arsys, fasthosts, home.pl, World4You, United Domains, and InterNetX. The company was formerly known as IONOS TopCo SE and changed its name to IONOS Group SE in December 2022. Founded in 1988 and based in Montabaur, Germany, IONOS Group SE is a subsidiary of United Internet AG.