Impressum
Legal notice pursuant to § 5 DDG (German Digital Services Act)
Leo Köpke
Nernstweg 6
22765 Hamburg
Germany
Contact
Email:
VAT identification number
VAT identification number under section 27a of the German VAT Act (Umsatzsteuergesetz): DE355575886
Privacy
In short: no cookies, no tracking, no external resources.
Controller
Leo Köpke, Nernstweg 6, 22765 Hamburg, Germany, email:
Hosting and server log data
When you visit this website, your IP address, the time, the requested page, technical error data, user agent and comparable server log data are processed to deliver the website, keep it running and protect it against attacks. Legal basis: Article 6(1)(f) GDPR; the legitimate interest is a secure and functional service. Retention: usually no more than 30 days. Recipient: hosting and delivery in the USA.
Cookies and tracking
This website sets no cookies, stores nothing on your device and uses no analytics or tracking services. Fonts are served from this server.
Contact by email
If you write to me, I process your details to answer your request. Legal basis: Article 6(1)(b) GDPR where a contract is concerned, otherwise Article 6(1)(f) GDPR. Retention: until the enquiry is fully handled, then according to statutory evidence and retention duties. Recipient: email mailbox in Switzerland.
Transfers to third countries
For recipients in the USA, transfers rely on the EU-US Data Privacy Framework where applicable. Where a recipient is not certified, or its certification does not cover the relevant processing, the European Commission's Standard Contractual Clauses and any necessary supplementary safeguards are used. Switzerland benefits from an adequacy decision.
Your rights
Access, rectification, erasure, restriction of processing, objection, data portability and the right to lodge a complaint with a supervisory authority.
Last updated: 26 October 2026