zabVisitID

Sets every time a user visits.

Used for identifying every visit made by the user on the web page.

zabSplit

Used to consistently serve visitors the same variation of the test they've seen before.

zabHMBucket

This cookie stores the experiment key for your heatmap experiments.

Sets when the user's URL matches with the experiment URL.

zpsfa_{exp_key}
(stores a random alphanumeric string of length 7 or 32)

This cookie stores a visit key for the first-time visitor landing in a funnel analysis experiment.

Sets when the user's URL matches with the experiment URL or when the custom event of a funnel step is triggered.

zfa{exp_key}
(stores a random alphanumeric string of length 7 or 32)

zsr {expkey}
(stores a random alphanumeric string of length 7 or 32)

This cookie stores a session key for your session recording experiments.

Used for serving the same experiment within a mutually exclusive group, the user has seen before.

Used for identifying the start time, last interacted time, and number of pages visited for a session.

ps_payloadSeqId:

This cookie stores the sequence key for your session recording experiments.

zabPZBucket

zPersonalization

zia_ {projectkey}

This cookie stores the identity API details of individual visitors on your website.

Sets once the website owner provides the user's information.

zpc< projectkey>

zps_permission_status

This cookie stores the granted and denied permission value of the visitor for your web push notification experiments.

Sets when the user lands on the website with push notification enabled in it.

1 year

Used to identify and update the push notification status of the subscriber on your website.

{exp_id}+"popup"
(stores a random alphanumeric string of length 7 or 32)

This cookie stores details like the number of times a popup is displayed, the time when the cookie was created, and the popup completion status by individual visitors on your website.

Sets when the user's URL matches with the URL type configured in your popup experiment.

1 year

Used to track user impressions and whether they respond to a popup.

zps-tgr-dts

This cookie stores the session's metadata on your website

Sets when a user visits your site for the first time.

1 year

Used for activating your experiment based on a given trigger condition.

zpspolls_" +{exp_id}

This cookie stores details like the number of times a poll was shown, whether the poll was completed, and the time it was created for your polls experiment.

Sets when the user's URL matches with the poll URL.

1 year

Used for tracking user actions such as impressions, answered/unanswered polls, and other poll parameters.

zpsPollsBucket

This cookie stores the experiment key for your polls experiments.

Sets when the user's URL matches with the poll URL.

1 year

Used for identifying the polls experiment to be served on the web page.

"zpspb" + {exp_id}

This cookie stores details like the number of times a popup was displayed, the time when the cookie was created, and the popup completion status by individual visitors on your website.

Sets when the user's URL matches with the popup URL.

1 year

Used for tracking user actions like impressions and answered/unanswered popups.

zpsPopupBucket

This cookie stores the experiment key for your popup experiment.

Sets when the user's URL matches with the popup URL.

1 year

Used for identifying the popup experiment to be served on the web page.

"zpssr" + {current time in milliseconds}

This cookie stores the same cookie name and cookie value for your session recording experiment.

Sets when the session recording experiment is running on the website.

Gets deleted immediately after identification of the top level domain.

Used to identify the top level domain in your session recording experiment.

zab_g_{exp_key}
(stores a random alphanumeric string of length 7 or 32)

This cookie stores details such as the experiment key, variation key, and additional user data (such as browser used, user agent info, etc.) for your a/b tests.

Sets when the a/b test is configured with a custom or pageview goal into it.

Used to track successful custom/pageview goal conversions obtained across different domains.

{variation_url}

This cookie stores experiment details like experiment key, variation key, and additional user data (such as browser used, user agent info, etc.) for your Split URL tests.

Sets when the variations are from different domains. And, when a particular variation is selected in the split URL experiment.

Used for identifying the exact split experiment and its corresponding variation URL for returning visitor.

zab_ {expkey}

This cookie stores details like the experiment key and user data (such as browser used, user agent info, etc.) for your form analytics experiments.

Sets when the experiment URL and confirmation URL are from different domains. And, if the user submits the form.

Used for tracking actual form conversions.

{zps_push}

zPersonalization

Sets when the experience URL and experience URL are from different domains. And, if the audience parameter matches with the respective personalization experience.

This cookie stores the session's data on a local storage system for your session recording experiments.

Sets when the user starts interacting on a web page.

{expId}
(stores a random alphanumeric string of length 7 or 32)

This cookie stores experiment key and additional user data (such as browser used, user agent info, etc.) on a local storage system for your session recording experiments.

Sets once the user starts interacting on a web page.

Used for identifying and keeping track of a visitor's data during a session.

This cookie stores the tab ID for your session recording experiments.

Sets when a user visits for the first time.

Cleared once after the browser tab is closed.

Used for mapping all the user actions performed within the respective tabs for a session.