Cookies
Cookies are small blocks of data placed on the user's electronic device when they visit a website. Cookies are used to store data about preferences and user sessions.
Pop-up banner
The information pop-up banner on cookies that is displayed when a user lands on the website generates a cookie when it is closed.
Name of cookie |
Type of cookie |
Lifetime |
Use |
cookie-close |
Functional |
100 days |
This cookie saves the user's choice so that the banner they already accepted is not displayed again. |
Accessibility settings
Turning high-contrast mode on using the contrast icon generates a cookie.
Name of cookie |
Type of cookie |
Lifetime |
Use |
accessibility |
Functional |
100 days |
This cookie saves the user's choice and turns high-contrast mode on or off. |
Matomo
The statistics-tracking tool Matomo is implemented on your website and generates cookies.
It is configured to anonymise the IP addresses of visitors to the website.
It is also configured to disable the cookies. However, it can still create essential non-analytics cookies.
Name of cookie |
Type of cookie |
Lifetime |
Use |
vdl_defaut |
Functional |
At the end of the session |
- |
mtm_consent_removed |
Functional |
13 months |
Makes it possible to ignore Matomo audience measurement |
Dynatrace
Dynatrace is a server-side software application that is designed to analyse performance and detect vulnerabilities.
Name of cookie |
Type of cookie |
Lifetime |
Use |
dtPC |
Functional |
At the end of the session |
Required to identify proper endpoints for beacon transmission; includes session ID for correlation. |
rxvt |
Functional |
At the end of the session |
Specifies the session timeout. |
dtCookie |
Functional |
At the end of the session |
Tracks a visit across multiple requests. |
dtLatC |
Functional |
At the end of the session |
Measures server latency for performance monitoring. |
dtSa |
Functional |
At the end of the session |
Serves as an intermediate storage for page-spanning actions. |
rxVisitor |
Functional |
At the end of the session |
Contains the visitor ID to correlate sessions. |
F5
F5 is the reverse proxy of the City of Luxembourg website.
F5 installs cookies that prevent attackers from changing the content of other cookies that have been defined. This makes the service more secure and protects your personal data.
Name of cookie |
Type of cookie |
Lifetime |
Use |
TS01e5a589 |
Functional |
At the end of the session |
Protects your session against hijacking. |
city.vdl.lu
The city.vdl.lu website uses the following cookies:
Name of cookie |
Type of cookie |
Lifetime |
Use |
Google Recaptcha |
Functional |
Session |
We use the reCAPTCHA solution to prevent spamming through our public contact forms. |
Polylang |
Functional |
365 |
This cookie is used to determine the visitor's preferred browsing language and sets the language accordingly on the website, if possible. |
Issuu |
Functional |
iframe |
This cookie is used for Issuu services (digital content) |
All-in-one events calendar by Time.ly |
Functional |
Session |
This cookie is used to determine the current date. |
Dynatrace |
Performance |
|
This cookie's name is associated with a software application developed by Dynatrace, an application performance monitoring (APM) software company. Dynatrace's software monitors the availability and performance of software applications, and the impact on user experience, through deep transaction tracing, synthetic monitoring, real user monitoring and network monitoring. |
maps.vdl.lu
The maps.vdl.lu website uses the following cookies:
Name of cookie |
Domain |
Type of cookie |
Lifetime |
Use |
TS |
.maps.vdl.lu |
Functional |
Session |
Security cookie used to validate cookies |
Cookie_maps.vdl.lu |
Maps.vdl.lu |
Functional |
Session |
Ensures that web requests are always processed by the same server in our infrastructure for the entire duration of your session |
vdl_default |
3d.vdl.lu |
Functional |
Session |
Ensures that web requests are always processed by the same server in our infrastructure for the entire duration of your session |
JSESSIONID |
3d.vdl.lu |
Functional |
Session |
Used to ensure that the server continues monitoring the user's session |
_pk_id |
Maps.vdl.lu |
Performance |
1 year |
Used to store some user information, such as their unique visitor ID |
_pk_ref |
Maps.vdl.lu |
Performance |
6 months |
Used to store allocation data the referrer used initially to visit the website |
_pk_ses, _pk_cvar, _pk_hsr |
Maps.vdl.lu |
Performance |
30 minutes |
Used to store data temporarily for the duration of the visit |
_pk_testcookie |
Maps.vdl.lu |
Performance |
Session |
Used to check whether the visitor's browser supports cookies |
mtm_consent |
Maps.vdl.lu |
Performance |
Permanent |
Used to remember that the user has consented to the use of cookies |
dtLatC |
.vdl.lu |
Performance |
Session |
Manages the availability and performance of software applications, and the impact on user experience, through deep transaction tracing, synthetic monitoring, real user monitoring and network monitoring |
dtPC |
.vdl.lu |
Performance |
Session |
|
dtCookie |
.vdl.lu |
Session |
||
dtSa |
.vdl.lu |
Performance |
Session |
This cookie is used to save user action names across pages in order to be able to monitor performance across pages |
rxVisitor |
.vdl.lu |
Functional |
Session |
Used to store an anonymous identifier for each user in order to correlate sessions on the global service |
rxvt |
.vdl.lu |
Performance |
Session |
Used to store two timestamps in order to determine the duration and end of a session |
Other websites
onsstad.vdl.lu does not use cookies.
The cityapp does not use cookies.
Our websites also contain share buttons for social media platforms where the City has accounts, as well as videos posted on our YouTube channel. According to the information published by the social media platforms in question, these share buttons and videos may also install cookies. To learn more about how this works, please visit the websites of the social media platforms in question.