Privacy Policy

General note and mandatory information

The following notes provide an overview of what happens to your personal data when you visit this website. Personal data are all data with which you can be personally identified. You will find detailed information on the subject of data protection in our data protection declaration listed below this text.

Designation of the responsible controller

The responsible controller for data processing on this website is:

Jan-Hendrik Hemmje
Bodetalweg 8
30419 Hannover

The Controller decides alone or jointly with others on the purposes and means of processing personal data (e.g. names, contact details, etc.).

Revocation of your consent to data processing

Some data processing operations are only possible with your explicit consent. A revocation of your already given consent is possible at any time. An informal notification by e-mail is sufficient for the revocation. The legality of the data processing carried out until the revocation remains unaffected by the revocation.

Right to appeal to the responsible supervisory authority

As the person concerned, you have the right to complain to the responsible supervisory authority in the event of a violation of data protection laws. The responsible supervisory authority with regard to data protection issues is the state data protection commissioner of the federal state in which our company is located. The following link provides a list of data protection officers and their contact details:

Right to data transferability

You have the right to have data, which we process automatically on the basis of your consent or in fulfilment of a contract, handed over to you or to third parties. It is provided in a machine-readable format. If you request the direct transfer of the data to another responsible person, this will only be done as far as it is technically feasible.

Right to information, correction, blocking, deletion

Within the framework of the applicable legal provisions, you have the right to obtain information free of charge at any time about your stored personal data, the origin of the data, its recipients and the purpose of the data processing and, if applicable, a right to correct, block or delete this data. In this regard and also for further questions on the subject of personal data, you can contact us at any time using the contact options listed in the imprint.

SSL/TLS encryption

For security reasons and to protect the transmission of confidential content that you send to us as site operator, our website uses SSL or TLS encryption. This means that data that you transmit via this website cannot be read by third parties. You can recognize an encrypted connection by the "https://" address line of your browser and the lock symbol in the browser line.

Server log files

In server log files, the provider of the website automatically collects and stores information that your browser automatically sends to us. These are:

This data is not merged with other data sources. The basis for data processing is article 6 paragraph 1 letter b DSGVO, which permits the processing of data for the fulfillment of a contract or pre-contractual measures.


Our website uses cookies. These are small text files that your web browser stores on your device. Cookies help us to make our offer more user-friendly, effective and safe.

Some cookies are "session cookies". Such cookies are automatically deleted at the end of your browser session. On the other hand, other cookies remain on your end device until you delete them yourself. Such cookies help us to recognize you when you return to our website.

With a modern web browser you can monitor, restrict or prevent the setting of cookies. Many web browsers can be configured so that cookies are deleted automatically when the program is closed. Disabling cookies may result in limited functionality of our website.

The setting of cookies, which are necessary for the exercise of electronic communication processes or the provision of certain functions desired by you (e.g. shopping cart), is based on Article 6 paragraph 1 letter f DSGVO. As operators of this website, we have a legitimate interest in the storage of cookies for the technically error-free and smooth provision of our services. If other cookies are set (e.g. for analysis functions), these are treated separately in this data protection declaration.

Social media plugins with Shariff

Plugins from the social media networks Twitter, Facebook and WhatsApp are used on this website.

You can recognize the plugins by the respective social media logos. To ensure the data protection on this website, we only use these plugins together with the so-called "Shariff" solution. This application prevents the plugins integrated on this website from transmitting data to the respective provider as soon as you enter the page.

Only when you activate the respective plugin by clicking the associated button, a direct connection to the providers server is established (consent). As soon as you activate the plugin, the respective provider receives the information that you have visited this website with your IP address. If you are logged into your respective social media account at the same time, the respective provider can assign your visit to this website to your user account.

Activating the plugin constitutes consent within the meaning of article 6 paragraph 1 letter a DSGVO. You can revoke this consent at any time with effect for the future.

Matomo (formerly Piwik)

Our website uses the web analysis service Matomo. Matomo is an Open Source solution.

Matomo uses "cookies". These are small text files that your web browser stores on your end device and which allow an analysis of website usage. Information generated by cookies about the use of our website is stored on our server. Before saving, your IP address will be anonymized.

Cookies from Matomo remain on your end device until you delete them.

The setting of Matomo cookies is based on article 6 paragraph 1 letter f DSGVO. As the operator of this website, we have a legitimate interest in the anonymized analysis of user behavior in order to optimize both our website and, if necessary, advertising.

The information stored in the Matomo cookie about the use of this website is not passed on. The setting of cookies by your web browser can be prevented. However, some functions of our website could be limited by this.

You can deactivate the storage and use of your data here. Your browser sets an opt-out cookie, which prevents the storage of Matomo usage data. If you delete your cookies, the Matomo opt-out cookie will also be removed. If you visit our website again, the opt-out cookie must be set again to prevent the storage and use of your data. (CDN)

We use the content delivery network (CDN) The provider is BunnyWay d.o.o., Cesta komandanta Staneta 4A, 1215 Medvode, Slovenia.

Bunny operates a globally distributed content delivery network. Technically, the transfer of information between your browser and our website is routed through Bunny's network. This enables us to increase the worldwide accessibility and performance of our website.

The use of is based on our legitimate interest in providing our website as error-free and secure as possible (Art. 6 para. 1 lit. f DSGVO).

All personal data is anonymised and not transmitted to third parties. does not collect, store or distribute any information that could be used in any way to identify a user or contain their personal information. For more information about how handles data, please visit the website at and

To ensure data protection-compliant processing, we have concluded a contract on commissioned processing with