What country is gmx.net from?

Could you please clarify the origins of the domain gmx.net? I'm curious to know which country this cryptocurrency or finance-related platform hails from. Given the global nature of these industries, it's important to understand the regulatory environment and jurisdiction in which such a website operates. Is there any information available about the country of origin for gmx.net, and if so, how does this factor into the platform's credibility and potential for users worldwide?