1. What are cookies and why do we use them on the website?
A cookie is a file that is downloaded to the user’s device to access a
certain website to store and retrieve information about the navigation that is done
in the computer.
Cookies allow this website, among other things, to store and retrieve information
on the options and habits of the user. On this website, the cookies that exist are
necessary for the operation of this.
It is important to note that the use of cookies does not provide personal data of the
2. What type of cookies are there?
Cookies, depending on the time they remain activated, can be divided into cookies of
session or permanent:
 Session cookies: the data that these cookies collect and store is collected
while the user browses the web page, and they are eliminated when the browser is closed. I know
They are usually used to store information that you want to keep for the provision of the
service requested by the user on a single occasion.
 Persistent cookies: through these cookies the data continues to be stored in the
terminal for a specified period of time, thus facilitating the control of the
chosen preferences without having to repeat certain parameters each time you visit the
Additionally, depending on the entity that manages them, cookies can be classified as own or
 Own cookies: these cookies are sent to the user’s terminal equipment from a computer
or domain managed by the publisher itself and from which the requested service is provided
by the user.
 Third-party cookies: these cookies are sent to the user’s terminal equipment from a
computer or domain that is not managed by the publisher, but by another entity that deals with
data obtained through cookies.
Regarding the purpose, cookies can be:
 Technical cookies: these cookies allow you to control traffic and data communication.
 Personalization cookies: these cookies allow users to access according to some
own characteristics that are collected (browser, language, etc.).
 Analysis cookies: these cookies allow the person responsible for them to monitor
and analysis of the behavior of the users of the websites and allow the creation of a profile
of user.

 Advertising cookies: these cookies collect data on the management of spaces
3. What type of cookies does the web use?
Domain Name Purpose Expiration
_ga .contank.com Google cookie used
to distinguish users. 2 years
_gat .contank.com
Google cookies. Is used to
differentiate between the different
track objects created
in the session. The cookie is created when
load the javascript library and not
there is a previous version of the
cookie _gat. The cookie is
updates every time you send the
data to Google Analytics.
10 minutes
_gid .contank.com Google cookies. Is used to
distinguish users 24 hours
1P_JAR .google.com Transfer data to Google 1 year
CONSENT .google.com Cookie generated by YouTube
to track consent
of cookies.
17 year
OGPC .google.com To be able to visualize
correctly google maps
2 year
OTZ google.com They are those that, treated by
a third party, allow us
quantify the number of users
and thus perform the measurement and
statistical analysis of the
use made by
users of our services.
1 month
ANID google.com Contains a generated value
randomly unique that
allows the Platform to
distinguish browsers and
devices. This information is
used to measure the
ad performance and
provide recommendations
related to products based on
statistical data.
1 year
NID google.com Register a unique identification
that identifies the device of a
returning user. The
identification is used for
specific advertisements.
6 months

Google cookies
This website uses Google Analytics, a web analytics service provided by Google, Inc.,
whose main office is located at 1600 Amphitheater Parkway, Mountain View (California),
CA 94043, United States (“Google”).
Google Analytics uses “cookies”, which are text files located on your computer, to
help the website analyze how users use it.
The information generated by the cookie about your use of the website (including your IP address)
it will be directly transmitted and filed by Google on servers in the United States.
Google will use this information on our behalf in order to keep track of its use.
of the website, compiling reports on the activity of the website and providing other services
related to the activity of the website and the use of the Internet.
Google may transmit said information to third parties when required by law, or
when said third parties process the information on behalf of Google.
Google will not associate your IP address with any other data held by Google.
For more information about Google cookies this link:

4. How to disable cookies in your browser?
The user can allow, block or delete the cookies installed on his computer by means of the
configuration of the browser options installed on your computer. Please read
carefully the help section of your browser to learn more about how to activate the
“Private mode” or unblock certain cookies.
 Information about cookies for Internet Explorer.
 Information about cookies for Mozilla Firefox.
 Information about cookies for Opera.
 Information about cookies for Google Chrome.
 Information about cookies for Safari.
Additional Information
For more information on the use of cookies and how to block them, go to
www.allaboutcookies.org, www.youronlinechoices.eu. If you have any questions or comments
About our use of cookies, please contact us at rgpd@contank.com

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