1. Data Controller

The person responsible for data processing on this website is:

2. General Information

We take the protection of your personal data seriously. You can use this website without providing any personal data. Personal data is only processed where necessary for technical reasons or if you voluntarily provide it.

3. Hosting and Server Logs

This website is hosted on infrastructure provided by Hetzner Cloud GmbH (Nuremberg, Germany) for server compute, and Scaleway SAS (Paris, France) for container registry and related infrastructure. Both providers are located within the EU and process data under Data Processing Agreements.

When you access the website, the following data may be automatically logged:

• IP address — anonymised before logging (last octet of IPv4 / last group of IPv6 masked; no full IP address is ever stored)
• Date and time of request
• Requested page
• Referrer URL
• Browser type and operating system

This data is used solely for ensuring the technical operation and security of the website and is not used to identify individuals. Processing is based on legitimate interest (Art. 6(1)(f) GDPR). Server logs are retained for a maximum of 30 days, after which they are automatically deleted.

4. Analytics (Umami)

This website uses Umami Analytics, a privacy-focused analytics tool, self-hosted and operated by the same data controller.

What data is collected?

• Pages visited
• Referrer (how you arrived at the site)
• Browser and device type
• Approximate geographic region

What is NOT collected?

• No cookies
• No full IP addresses
• No cross-site tracking
• No personal identification

The data is used to understand how the website is used and to improve the user experience. Processing is based on legitimate interest (Art. 6(1)(f) GDPR), as only anonymized data is collected.

5. External APIs

This website may use external APIs to provide quiz content. When loading such content, technical requests to external servers may occur. Only the data necessary to deliver the content is transmitted.

6. AI-Generated Content

Some content on this website (such as quiz questions) may be generated or assisted by artificial intelligence. This content is provided for educational and entertainment purposes and may change at any time. No personal user data is used in this process.

7. Sub-processors

We rely on the following infrastructure providers to operate this service. All are located within the EU and process data only under our instructions and under Data Processing Agreements.

8. Your Rights

Under applicable law, you have the right to:

• Request access to your data
• Request correction of inaccurate data
• Request deletion of your data
• Restrict processing
• Object to processing

To exercise these rights, you can contact the data controller at any time.

You also have the right to lodge a complaint with a data protection supervisory authority. The competent authority for Germany is the Federal Commissioner for Data Protection and Freedom of Information (BfDI):

9. Changes to This Policy

We may update this privacy policy to reflect legal or technical changes.