Earlier quoted context omitted.
Call it sitedoxxing then or urldoxxing. It's the same attack, to deanonymize, to hunt people down from the internet because you don't like what they say or do. Germany is the only country in the world with that Impresseum policy because of it's highly leagalistic Prussian background, and you would find that many in the hacking community (e.g. CCC) take huge issue with it
The hacking community takes issue with it because it is overly broad and applies to sites any reasonable person would consider personal and non-commercial. The infamous precedent were early 2000s era personal homepages with banner ads on them to pay for the hosting. The presence of ads made them commercial and thus subject to the Impressumspflicht . The CCC has a strong anarchist tendency unlike the US tech bubble wh…
You're right legally, but obviously the GDPR is not fully followed -- Big Corpos just ignore it and pay the fine, and small companies can skirt it.
I don't understand your overall point about "data" though. Do you mean for free usage when people accept cookies from their logging, or just for customers of the API since you make an account?
In any case it looks like the FAQ now links to the parent company, but I could have imagined it just being a guy who didn't want to get doxxed or wanted to stay private.
I think being able to make a website or tool or thing and say "hey check this out" and stay anonymous is a key part of the internet, and frankly I don't mind if they make a small amount of money on the side. I know this is probably Ketzerei in Germany but in Anglo countries it's sometimes notoriously hard to track down corporate structure to people and such.
Germany is definitely incredibly pro copyright though so that probably plays a role.