Although mechanism of metaphoric representations of various conceptual metaphors has been described by the representatives of cognitive semantics, it is still not clear whether people of different nationalities use the same or different metaphors to conceive Internet. The objective of this article is to throw light on what Internet conceptual metaphors are used in English and Russian computer-mediated communication. Moreover, the main focus of the article is to single out central domains used for Internet metaphors. The ёrst section of this paper discusses the problem of metaphorisation. The second part of the article provides the complete description of the mechanism of metaphorical representation of computer-mediated concepts based on American and Russian corpora. A 1500 sentence analysis of the examples collected from the electronic databases American Corpus and Russian Corpus allowed singling out two dominant types of metaphors Internet is conceptualized with.