It looks to me as if they know that the content is violating their terms and conditions.
>... We will routinely check your traffic use. If we continue to see such a
high amount, we may choose to cancel your contract. (Please see 2.7 of
our Terms and conditions ...
>2.7. Furthermore, we reserve the right to terminate the contractual relationship without notice for good cause. Such good cause is deemed to exist, among other reasons, if the Customer fails to meet its payment obligations or violates other important customer obligations. A further important reason which may result in us locking or terminating the Customer’s services or account without notice is if the Customer uses content that impairs the regular operating behavior or the security of our infrastructure or our product, or violates paragraphs 8.1. - 8.3. of these Terms and Conditions.
>8.1. The Customer is obligated to check and comply with the legal provisions arising from the use of the contractually agreed services, in particular the Telecommunications Act, the Telemedia Act, as well as national and international industrial and intellectual property rights, personal rights, and the requirements of competition and data protection laws on their own. The Customer indemnifies us against all claims of third parties arising from infringements of these obligations.
>8.2. The Customer is obligated not to publish any content that infringes on the rights of third parties or otherwise violates applicable law. This includes in particular, but is not limited to, pornographic or obscene material, extremist content or content that offends common decency, gambling, material that could seriously endanger the morals of children or young people or violate the rights of third parties (copyrights, name rights, trademark rights and data protection rights). This also includes the publication of defamatory content, insults or disparagement of persons or groups of persons.
>8.3. The transmission of spam mail is prohibited. This includes in particular the sending of unauthorized, unsolicited advertising to third parties. When sending emails, it is also prohibited to provide false sender data or to disguise the identity of the sender in any other way. The operation of applications for mining cryptocurrencies remains prohibited. These include, but are not limited to, mining, farming and plotting of cryptocurrencies. We are entitled to lock the Customer’s access to their Hetzner services or account in the event of non-compliance.