The invention relates to a method for provision of an address of an online computer, connected to a data network, for at least one receiving computer. The aim of the invention is the provision of an address, in particular, a temporary IP address in which known disadvantages do not occur. Said aim is achieved, whereby the online computer carries out the following steps: transmission of a first data set, with the identification for at least one server structure globally accessible by the data network, to the receiver computer, whereby the server structure is selected from a number of available server structures, transmission of a second data set, identifying at least one code designator, to the receiving computer and storage of the address of the online computer together with the code designator on the identified server structure.