42 Design and development of computer hardware and software; design of data technology installations and consultancy with regard thereto; computing center services, namely, data automation and collection service using proprietary software to evaluate, analyze and collect service data; design and development of computer centers; technical project management relating to the design of computer centers and consultancy with regard thereto; information technology outsourcing, namely, operating computer centers for others in the nature of reserving and providing of computing capacity on behalf of others; analysis and optimization of computer center systems; architectural design in relation to computer centers; design and development of computer hardware and software for computer centers; design, installation, updating and maintenance of computer software, in particular for computer center systems; data migration services in the field of computer centers, in particular conversion of computer programs and data; technical project planning in the field of computer centers; technical consultancy and support in the field of hardware, software and computer centers, namely, selection of computer hardware, design of computers; computer hardware and software consultancy; telephone-based computer hardware and software consultancy, in particular for faults and application problems, in particular for cloud IT infrastructures; design of computer software and websites; implementation of software, in particular for cloud IT infrastructures; leasing and rental of computers, computer center components and of computer software and software licenses; design of IT infrastructures including hardware and software; installation and maintenance of IT infrastructures software and consultancy with regard thereto, in particular for cloud IT infrastructures; design of computer networks, installation and maintenance of computer network software, in particular for cloud IT infrastructures; computer systems integration services, namely, integration in the nature of bringing together of various components of hardware and software from different manufacturers; analysis and design of networks, client-server installations and mainframe computer systems for others; computer programming; computer network planning; design, installation, updating and maintenance of computer software, in particular for cloud IT infrastructures; data migration services, in particular conversion of computer programs and data not physical conversion; development, operation and maintenance of database systems; providing of services in the field of information and communications technology systems, namely, computer system analysis and technical data analysis; consultancy and information services relating to information technology architecture and infrastructure; providing temporary use of online non-downloadable software for managing cloud IT infrastructures; design, planning and implementation of EDP solutions, namely, electronic data processing programs in particular for cloud IT infrastructures; technical project management in the field of electronic data processing programs, in particular for cloud IT infrastructures; design and planning of encoded remote data network software and consultancy therefore, in particular for cloud IT infrastructures; design and planning of high availability solutions, namely, hardware and software in the field of electronic data processing programs and consultancy in relation thereto; installation and maintenance of computer networks software; installation and maintenance of IT infrastructures software and consultancy with regard thereto; installation, repair and maintenance of data technology installations software, and consultancy in relation thereto; installation and maintenance of EDP computer center software; installation and maintenance of electronic data processing (EDP) architecture consisting of network access server operating software; installation and maintenance of encoded remote data network software, in particular for cloud IT infrastructures; installation and maintenance of high availability solutions, namely, software in the field of electronic data processing programs; consultancy, project coordination and conducting of measures for arranging or improving data protection in data processing, in particular in relation to integrity and access protection, namely, design, development and implementation of electronic data security systems and related consulting; consultancy, project coordination and conducting of measures for protection of data processing systems, namely, design, development and implementation of electronic data security systems and related consulting; consultancy, project coordination and conducting of measures for protection of data networks, namely, design, development and implementation of electronic data security systems and related consulting; infrastructure as a service (IaaS), namely, hosting computer software of others; rental of server, network and data storage hardware; rental of virtual servers, in particular for cloud IT infrastructures