Details about cookies on MAGIC

Cookies are small text files that are placed on your computer by websites that you visit. They are widely used in order to make websites work, or work more efficiently, as well as to provide information to the owners of the site. This site does not collect personal information or IP addresses except where listed in the cookie description. The table below explains the cookies we use and why.

Cookie Name Purpose Expires
Cookie preference


This is a essential cookie used to remember a user’s choice about cookies on Where users have previously indicated a preference, that user’s preference will be stored in this cookie.

1 year
MAGIC map services cookie MagicDefra

This is a essential cookie set by web application to help maintain uninteruppted view of secured map for upto 24 hours in a browser session. This cookie is set so the user session for the secure map service does not timeout.

24 hours

Essential cookie generated by ArcGIS for interactive secured map and geocoding services.

1 minute
Microsoft .NET technology cookie ASP.NET_SessionId

Essential general purpose platform session cookie written by Microsoft .NET based technology to maintain an anonymised user session by the server. This cookie is deleted when you close your browser.
Visit the Microsoft website

When you close your browser

Universal Analytics (Google)







This keeps track of the number of times a visitor has been to the site, when their first visit was, and when their last visit occurred.

These cookies working together calculate the visit length

This is used to throttle the request rate.

This is for true time tracking of the map page

This is to track visitor behaviour and measure site performance.

This keeps track of where the visitor came from, what search engine you used, what link you clicked on, what keyword you used, and where they were in the world when you accessed a website.

2 years

30 minutes

When you close your browser

10 minutes

10 minutes

6 months

Cookie settings

Cookies that measure website use

We use Google Analytics to measure how you use the website so we can improve it based on user needs. Google Analytics sets cookies that store anonymised information about:

We do not allow Google to use or share the data about how you use this site.

Strictly necessary cookies

These essential cookies do things like authenticate and provide uninterrupted view of map for users or remember your cookie preference. They always need to be on.

Information on deleting or controlling cookies is available here. Please note that by deleting our cookies or disabling future cookies you may not be able to access certain areas or features of our site.