1. General information about cookies
This website is managed by Radisson Blu Dortmund (Pandox Dortmund GmbH), An der Buschmühle 1, 44139 Dortmund, Germany (hereinafter — “the controller”), which you can contact for any information or with any request in regard to the use of cookies on this website by writing to dpo-extern@mediaan.com.
A cookie is a small text file which the website you are visiting asks to save on your device (this may be a computer, mobile telephone, or tablet). When the visitor subsequently visits the website, it can also be retrieved from the visitor’s device. The cookie is saved in connection with the files which are used by the internet browser.
With your consent, the website may also use technologies similar to cookies and, in particular, third-party “pixel-tags” that allow you to keep track of your navigation on the website (or in a part of the website) in which the pixel-tag is located, in order to show you, in the context of surfing the net, advertising in line with the interaction made with the website. The activation of pixel tags is subject to your prior consent to the use of non-essential cookies linked to them. You can give or withdraw your consent by clicking on “Cookies” in the bottom left corner.
In section 2.2 below, you will find a summary of cookies and similar technologies we use together with a specification of their purpose and storage time.
2. Cookies on the website
2.1 General information about cookies on the website
We may use different kinds of cookies on our website:
Essential or strictly necessary cookies allow users to navigate through the website and use its essential functions. These cookies enable a service or functionality expressly requested by the user to be provided. These cookies may be placed without your consent. We recommend that you do not disable these cookies as they may cause to lose basic website functionality or access to certain parts of the website.
Functional cookies help to provide you a website that is user-friendly. These cookies allow to remember your browser settings, so you can view our website optimally.
Analytical cookies are used to optimize a website’s experience. It collects information on your behaviour on the website. For example, on which page of the website you are on, for how long you visit that page, etc.
Advertisement cookies are used to show relevant advertisements for the services/products of this website on other websites. We ask our visitors for their explicit consent for these types of cookies. By placing tracking cookies, your personal data is processed.
Preference cookies allow a website to remember information that affects the functioning or appearance of the website, such as your preferred language or the region where you live.
Performance cookies enable to monitor and improve the performance of a website. For example, they allow to count visits, identify traffic sources and see which parts of the site are most popular.
2.2 Summary of cookies, purposes and storage time
Below is a comprehensive list of cookies and similar technologies used on our website.
Essential or strictly necessary cookies
| Cookie key | Domain | Cookie type | Expiration | Description |
| cf_clearance | welcome.rbdortmund.de | First-party | 1 year | This cookie is used by the CloudFlare service to identify trusted web traffic and override any security restrictions based on the visitor’s IP address. It is essential for supporting a website’s security features and in providing protection against malicious visitors. |
Preference cookies
| Cookie key | Domain | Cookie type | Expiration | Description |
| PREF/NID | welcome.rbdortmund.de | _ga | 2 years | Google Analytics: used to distinguish one visitor from another so that certain services can be tailored to them (e.g. website language) |
Advertisement cookies
| Cookie key | Domain | Cookie type | Expiration | Description |
| _fbp | welcome.rbdortmund.de | First-party | 90 days | This cookie is used to deliver targeted advertising on Facebook. |
| _gcl_au | welcome.rbdortmund.de | First-party | 90 days | This cookie helps measure the effectiveness of ads.. |
| _gcl_aw | welcome.rbdortmund.de | First-party | 90 days | This cookie tracks ad performance and conversion rates |
Performance cookies
| Cookie key | Domain | Cookie type | Expiration | Description |
| _dd_s | welcome.rbdortmund.de | First-party | 15 min. | This cookie is used to store session data, ensuring that visits to a website are consistent during a session. It may include data such as how the visitor interacts with the site’s pages, any preferences selected, and can help in error management. |
| _ga | welcome.rbdortmund.de | First-party | 1 year 1 month | Google Universal Analytics: This cookie is used to distinguish unique users by assigning a randomly generated number as a client identifier. It is included in each page request in a site and used to calculate visitor, session and campaign data for the sites analytics reports. |
| _ga_3R5SJEDWK4 | welcome.rbdortmund.de | First-party | 1 year 1 month | Google Analytics: This cookie is used to persist session state. |
| _ga_4BQS72RXE2 | welcome.rbdortmund.de | First-party | 1 year 1 month | Google Analytics: This cookie is used to persist session state. |
| _ga_7BBM5N81XE | welcome.rbdortmund.de | First-party | 1 year 1 month | Google Analytics: This cookie is used to persist session state. |
| _ga_D49P33QH59 | welcome.rbdortmund.de | First-party | 1 year 1 month | Google Analytics: This cookie is used to persist session state. |
| _gac_UA-162681275-1 | welcome.rbdortmund.de | First-party | 90 days | Google Analytics: This cookie is used for tracking. |
| _gat | welcome.rbdortmund.de | First-party | 53 seconds | Google Universal Analytics: This cookie is used to throttle the request rate – limiting the collection of data on high traffic sites. |
| _gat_tct | welcome.rbdortmund.de | First-party | 1 minute | Google Analytics: This cookie is used for tracking. |
| _gid | welcome.rbdortmund.de | First-party | 1 day | Google Analytics: This cookies is used to store and update a unique value for each page visited and is used to count and track pageviews. |
| _ga | .videopolis.com | Third-party | 1 year 1 month | Google Universal Analytics: This cookie is used to distinguish unique users by assigning a randomly generated number as a client identifier. It is included in each page request in a site and used to calculate visitor, session and campaign data for the sites analytics reports. |
| _ga_8Y1TZ7Y895 | .videopolis.com | Third-party | 1 year 1 month | Google Analytics: This cookie is used to persist session state. |
| _gid | .videopolis.com | Third-party | 1 day | Google Analytics: This cookies is used to store and update a unique value for each page visited and is used to count and track pageviews. |
| _ga | .media.videopolis.com | Third-party | 1 year 1 month | Google Universal Analytics: This cookie is used to distinguish unique users by assigning a randomly generated number as a client identifier. It is included in each page request in a site and used to calculate visitor, session and campaign data for the sites analytics reports. |
| _gid | .media.videopolis.com | Third-party | 1 day | Google Analytics: This cookies is used to store and update a unique value for each page visited and is used to count and track pageviews. |
Please note that you can withdraw your consent to the use of non-essential cookies at any time.
3. Rejection of cookies
You can choose to have your computer warn you each time a cookie is being sent, or you can choose to disable all cookies if you don’t want to receive cookies that are not strictly necessary to perform basic features of our site. Each browser is different, so check the “Help” menu of your browser to learn how to change your cookie preferences. If you disable cookies, some of the features that make your site more efficient, may not function properly. Cookies can be disabled at any time in our cookie settings by clicking on “Cookies” in the bottom left corner, even if you have previously accepted them.
4. Additional information
More information and details about the various types of cookies, how they work and their characteristics is available from the free access website, independent of Controller, www.AllAboutCookies.org.
For further information on how the controller processes your personal data, please see our Privacy Policy.
5. Updates of this policy
This cookie policy was last changed on 28.01.2025. We may update this policy from time to time. We will always post an updated copy on our relevant websites. Therefore please check our website for updates.