Last updated: September 2026
Marcel Ahnert, reachable at marcelaurelio.ahnert@gmx.de. The full postal address is available on request.
When you open this site, data is automatically transmitted to the server and stored in log files: the address requested, the time of access, the amount of data transferred, the referring page, the browser used and the IP address.
This processing is based on Article 6(1)(f) GDPR. The legitimate interest lies in operating the site securely and without faults. Log files are deleted after 14 days at the latest.
This site sets no cookies, embeds no analytics services and loads no content from third-party servers. There is no audience measurement and no profiling.
If you send me an email, I process your details solely to handle your enquiry, based on Article 6(1)(b) and (f) GDPR. I delete this data once it is no longer needed.
The site runs on a rented server operated by netcup GmbH, Daimlerstrasse 25, 76185 Karlsruhe, Germany.
You have the right to access, rectification, erasure, restriction of processing, data portability and objection. Please use the email address above.
You also have the right to lodge a complaint with a data protection supervisory authority.