1. What are cookies?

Cookies are the smallest form of text files and are stored on your end device via your browser when you visit our website. These text files contain information that enables the provision of user-friendly services and can be read by web browsers. Cookies enable our website to recognise you when you visit again and allow our web server to provide a website service that is more individual, better, faster and is tuned to your specific needs. For this reason, please be aware that you may not have access to certain items of web content if you block these cookies.The following categories of cookies exist:

  • Session cookies: While you are visiting our website, these cookies are installed on you computer or interet access device, and are deleted at the end of the session.
  • Persistent cookies: These cookies remain on your harddrive for a longer period.
  • Third-party cookies: These cookies are produced by partner websites and embedded in our website. A typical function is the provision of personalised advertising.


2. How we use cookies

Generally, we only use internet technologies (such as cookies, Java Script) to simplify your user experience on our website, to optimise our offering and to optimise your communication with our content:

  • We use session cookies to ensure the current session remains active.
  • We use cookies to analyse data. This enables us to see how our forms are received, how many visitors use our pages, and which web pages are visited most often.
  • We use third-party cookies to help improve your experience with our content and advertising.

  This website also uses Google's web analysis services. For more information on these, go to „Datenschutzhinweis“. 

3. Third-party cookies

Some third parties place cookies on your computer harddrive, in particular to record visitor behaviour and to personalise their offerings (including advertising). Depending on the platform, several third-party cookies may be employed. To find out how each third party uses cookies it is necessary to check this out on their respective pages on the network. Information about the networks can be found in the table below. We have no control over the use of third-party cookies. Therefore, we recommend you inspect the websites of the respective third parties to establish the type of cookies they use and how they are managed. For well-known third parties such as Facebook and Google etc. the ""Digital Advertising Alliance"" provides an opportunity to implement a collective opt-out for all DAA companies. For more information, see points 4 and 5. 

4. We currently use the following cookies

Cookies, Technologies and Providers


Life cycle

More info

__utma - Google Analyticsmakes it possible to record visits and visitors.2 yearsPrivacy statement
__utmb - Google Analyticsis used to identify new visits.30 minutes, but is removed once the browser is closedPrivacy statement
__utmc - Google AnalyticsThus, the connection with __utmb is used to establish whether there has been a recent or new visit.is removed when the browser is closedPrivacy statement
__utmz - Google Analyticsestablishes the source / campaign of the visitor.6 monthsPrivacy statement
__utmx - Google Analyticsis a cookie implanted especially for tests and experiments within Google Analytics.18 monthsPrivacy statement
gat - GoogleFunction-related cookie with a variety of tasks.2 yearsPrivacy statement


5. Administration of cookies / Objections

Settings options for the use of cookies can be found in your browser menu. A browser usually offers the following options:

  • View cookies,
  • Enable cookies,
  • Disable all or specific cookies,
  • Deactivate all cookies on closing the browser,
  • Block cookies,
  • Notify when a cookie is to be inserted
  • Objection to tracking web analysis

 For the following browsers, instructions for the deactivation of cookies can be found on the manufacturers' pages. If you block our cookies in your browser, some sections of our website will not provide any functionality.

  • Firefox
  • Internet Explorer
  • Chrome (Windows) / Chrome (Mac) / Chrome für iOS / Chrome für Android
  • Safari
  • Safari (iOS)