Privacy
Last updated: 5 August 2026. The German version is authoritative.
1. Controller
Hans-Joachim Wolff
Max-von-Eyth-Straße 2
74889 Sinsheim
Germany
Phone: +49 7261 971550
Email: hjwolff@email.de
2. Hosting and server log data
This website is hosted by Vercel Inc., 440 N Barranca Ave #4133, Covina, CA 91723, USA. When the website is accessed, technically necessary data is processed. This may include the IP address, date and time, requested resource, referrer URL, browser type, operating system and HTTP status.
Processing is necessary to provide the website securely, reliably and efficiently and to prevent abuse. The legal basis is Article 6(1)(f) GDPR. The legitimate interest is the secure and functional operation of this website. Log data is retained only for as long as required for operations and security or by law.
Vercel may process data in the United States. Vercel is certified under the EU-US Data Privacy Framework; Standard Contractual Clauses may also be used. More information: Vercel Privacy Notice.
3. Contact
If you contact us by email or phone, your information is processed to handle your enquiry and any follow-up questions. The legal basis is Article 6(1)(b) GDPR for pre-contractual or contractual communication and otherwise Article 6(1)(f) GDPR. Information is deleted when the enquiry has been resolved, unless statutory retention obligations apply.
4. Cookies and tracking
The website operator does not set cookies and does not use audience measurement or profiling. Therefore no consent banner is required. Language selection uses separate page URLs and is not stored in your browser.
5. Recipients and transfers
Vercel receives technical data as part of the hosting service. Data is disclosed to other recipients only where permitted or required by law, or where you have consented.
6. Your rights
Subject to the relevant conditions, you have rights of access (Article 15 GDPR), rectification (Article 16), erasure (Article 17), restriction (Article 18), data portability (Article 20) and objection (Article 21). You may withdraw consent at any time with future effect.
You also have the right to lodge a complaint with a supervisory authority. The competent authority is, in particular, the State Commissioner for Data Protection and Freedom of Information Baden-Württemberg, Lautenschlagerstraße 20, 70173 Stuttgart, www.baden-wuerttemberg.datenschutz.de.
7. Right to object
Where personal data is processed on the basis of Article 6(1)(f) GDPR, you have the right to object at any time on grounds relating to your particular situation.
8. Security
The website is transmitted via encrypted HTTPS. Appropriate technical and organisational measures are used to protect data against loss, manipulation and unauthorised access.
9. Updates
This privacy notice will be updated if site functionality, services used or legal requirements change.