Last updated: July 2026
1. Controller
The controller within the meaning of the General Data Protection Regulation (GDPR) is:
Oliver Hanstein
Spritzenstr. 21
44879 Bochum, Germany
E-mail: kontakt@oliverhanstein.com
2. Hosting and server log files
This website is hosted by an external service provider (internetwerk, Germany). When you visit the website, the server automatically records information in so-called log files: IP address, date and time of access, page accessed, browser type and operating system. This data is used to ensure trouble-free operation and to improve stability and security (legal basis: Art. 6 (1) (f) GDPR). It is not merged with other data sources.
3. Cookies and local storage
This website does not use tracking or analytics cookies. Only technically necessary functions are used. Your colour mode preference (light/dark) is stored locally in your browser (localStorage); no personal data is collected or transmitted to us in the process.
4. Contact
If you contact us by e-mail or phone, your details will be stored for the purpose of processing the enquiry and for possible follow-up questions (Art. 6 (1) (b) and (f) GDPR). We do not pass this data on without your consent.
5. SSL encryption
For security reasons, this website uses SSL or TLS encryption. You can recognise an encrypted connection by the “https://” prefix and the lock symbol in your browser’s address bar.
6. Your rights
Under the GDPR you have the right of access (Art. 15), rectification (Art. 16), erasure (Art. 17), restriction of processing (Art. 18), data portability (Art. 20) and objection to processing (Art. 21). You also have the right to lodge a complaint with a data protection supervisory authority. To exercise your rights, an informal e-mail to kontakt@oliverhanstein.com is sufficient.