impact.com Cookies Explained
Cookies are small text files stored by your web browser, typically used to understand how visitors interact with your site, and can remember things like login details or site preferences.
Cookies are always tied to specific domains, such as your website (considered a “first-party cookie”), or to another website (like impact.com's tracking server, a “third-party” cookie). Certain cookies may be blocked by default in more recent browsers. Learn more about how impact.com is ensuring your Program is ITP compliant.
impact.com uses cookies to link multiple events together and track the overall journey of a visitor for accurate attribution and reporting.
Cookie types
Description
This cookie stores a unique UUID key to help identify a customer later. When a customer clicks on one of your ads from a Partner's site, they're typically directed to impact.com's tracking server, which places this cookie to initially identify them. The next time they click on one of your ads, impact.com can more easily identify this customer for attribution and reporting.
Life span
720 days
Source
Tracking server
Size
Approximately 40 characters
Cookie type
Third-party
Description
This cookie stores a unique UUID key and timestamp to help identify a customer later. When a customer clicks on one of your ads from a Partner's site, impact.com's UTT JavaScript places this cookie to initially identify them. These are first-party cookies set on your domain.
Life span
720 days
Source
Universal Tracking Tag (JavaScript)
Size
Approximately 40 characters
Cookie type
First-party
Description
This cookie identifies the "last click" and is used to eliminate duplicate clicks during checkout and the final conversion. It stores the Partner's impact.com ID and timestamps to compare against recent clicks.
Life span
180 days
Source
Tracking server
Size
Up to a 1000 characters
Cookie type
Third-party
Description
The base domain cookie set on your site. It's part of the UTT JavaScript function that tracks web events.
Life span
Expires when the session ends
Source
Universal Tracking Tag (JavaScript)
Size
Approximately 20 characters
Cookie type
First-party
Description
A current session cookie that updates with activity each time the page loads. It's part of the UTT JavaScript function—specifically in API implementation—for tracking web events. The {Campaign_ID} part is replaced with your actual Program/Campaign ID value.
Life span
Expires when the session ends
Source
Universal Tracking Tag (JavaScript) — API implementations
Size
Approximately 150 characters
Cookie type
First-party
Description
A session cookie generated by impact.com's load balancer. impact.com uses Amazon EC2—this cookie may vary depending on the type of data center.
Life span
Expires when the session ends
Source
Load balancer
Size
Approximately 81 characters
Cookie type
Third-party
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