Cookies Policy


This Cookies Policy forms part of our general Privacy Policy. Take a look at our full Privacy Policy.

Cookies and similar technology

In common with most websites, we use cookies and other standard internet technologies to help us improve our website.

What are cookies?

Cookies are small text files that are placed on your computer by websites that you visit. These text files can be read by these websites and help to identify you when you return to a website. Cookies can be “persistent” or “session” cookies. Persistent cookies remain on your computer when you have gone offline, while session cookies are deleted as soon as you close your web browser.

If you choose to use our website without blocking or disabling cookies or opting out of other technologies, you will indicate your consent to our use of these cookies and other technologies and to our use (in accordance with this policy) of any personal information that we collect using these technologies. If you do not consent to the use of these technologies, please be sure to block or disable them using your browser settings, the opt-out links identified in this policy, or the settings within our mobile apps.

Use of cookies by Imosphere Ltd

The table below explains the cookies we use and why.

Cookie Name Purpose Expires
Cookie Pop-up CookieAcknowledgement Used to obtain consent to set cookies on your computer or devices. On deleting cookies
Google Analytics _ga Used to distinguish users. 2 years
_gid Used to distinguish users. 24 hours
_gat Used to throttle request rate. If Google Analytics is deployed via Google Tag Manager, this cookie will be named _dc_gtm_. 1 minute
AMP_TOKEN Contains a token that can be used to retrieve a Client ID from AMP Client ID service. Other possible values indicate opt-out, inflight request or an error retrieving a Client ID from AMP Client ID service. 30 seconds to 1 year
_gac_ Contains campaign related information for the user. 90 days
__utma Used to distinguish users and sessions. The cookie is created when the javascript library executes and no existing __utma cookies exists. The cookie is updated every time data is sent to Google Analytics. 2 years from set/update
__utmt Used to throttle request rate. 10 minutes
__utmb Used to determine new sessions/visits. The cookie is created when the javascript library executes and no existing __utmb cookies exists. The cookie is updated every time data is sent to Google Analytics. 30 mins from set/update
__utmc Not used in ga.js. Set for interoperability with urchin.js. Historically, this cookie operated in conjunction with the __utmb cookie to determine whether the user was in a new session/visit. End of browser session
__utmz Stores the traffic source or campaign that explains how the user reached your site. The cookie is created when the javascript library executes and is updated every time data is sent to Google Analytics. 6 months from set/update
__utmv Used to store visitor-level custom variable data. This cookie is created when a developer uses the _setCustomVar method with a visitor level custom variable. This cookie was also used for the deprecated _setVar method. The cookie is updated every time data is sent to Google Analytics. 2 years from set/update

Note: For Google Analytics your IP address is anonymised.

To opt out of being tracked by Google Analytics across all websites, visit http://tools.google.com/dlpage/gaoptout.

Managing cookies

You can use the settings within your browser to control the cookies that are set on your computer or mobile device.

To find out how to see what cookies have been set and how to reject and delete cookies, please visit http://www.aboutcookies.org.

To find out how to manage cookies on popular browsers: