Cookie database

Dynamic Yield cookies

18 cookies set by Dynamic Yield, each with its purpose and consent category.

Privacy policy: https://www.dynamicyield.com/gdpr-and-privacy/

CookieCategoryPurpose
_dy_cs_cookie_itemsMarketingThis cookie is used for proprietary custom implementation on your website, for Dynamic Yield campaigns to operate correctly.
_dy_cs_storage_itemsMarketingThis cookie is used for proprietary custom implementation on your website, for Dynamic Yield campaigns to operate correctly.
_dy_csc_sesAnalyticsThis cookie tracks when a user closes their browser.
_dy_df_geoAnalyticsThis cookie is used for audience creation purposes to store geographical location data (country, state, city).
dy_fs_pageFunctionalThis cookie indicates the URL of the first page a user visits when they start a session on a website, and targets a user by the first page of their session.
_dy_geoAnalyticsThis cookie is for audience creation purposes to store geographical location data (country, continent, area, city).
_dy_lu_sesFunctionalThis cookie determines the first page URL a user comes from, and its validity.
_dy_ses_load_seqFunctionalThis cookie is used for experimentation and A/B testing purposes, to detect browser sessions.
_dy_soctFunctionalThis cookie controls the frequency of periodically-activated campaigns. Without this cookie, periodically-activated campaigns would be either disabled or executed upon every page load.
_dy_toffsetFunctionalThis cookie validates the user's clock drift (for computers that don't sync their clock with the internet).
_dycmcAnalyticsThis cookie maintains a simple heuristic that detects users who actively delete cookies (cookie deleters). The 'cookie deleter' markup is collected within the reported page visit data.
_dycnstFunctionalThis cookie is used to remember user cookie consent preferences.
_dycstAnalyticsThis cookie is used for audience creation purposes to collect data about the user-agent and associated window size.
DYIDFunctionalA Dynamic Yield unique identifier that operates as a key for personalization.
_dyidFunctionalA Dynamic Yield unique identifier that operates as a key for personalization.
_dyid_serverFunctionalA Dynamic Yield unique identifier that operates as a key for personalization.
_dyjsessionFunctionalA Dynamic Yield unique identifier that operates as a key for personalization.
DYSESFunctionalA Dynamic Yield unique identifier that operates as a key for personalization.

Running Dynamic Yield on your site? A free Conzent scan shows which of these cookies are set before consent, and the banner blocks them until the visitor agrees.

Last updated 2026-09-27.