_ga | This site | Google LLC | 400 days |
| Contains a unique identifier used by Google Analytics to determine that two distinct hits belong to the same user across browsing sessions. |
_ga_* | This site | Google LLC | 400 days |
| Keeps the state of the current Google Analytics 4 session for this site. |
cfz_google-analytics_v4 | This site | Google LLC | 400 days |
| Set by Cloudflare at the network edge to carry the Google Analytics visitor identifier — the measurement itself runs at the edge, not in your browser. |
cfzs_google-analytics_v4 | This site | Google LLC | Session |
| The current Google Analytics session, kept by Cloudflare at the network edge. |
_clck | This site | Microsoft Corporation | 1 year |
| Persists the Clarity user ID and preferences, unique to this site, so behaviour on later visits is attributed to the same user ID. |
_clsk | This site | Microsoft Corporation | 1 days |
| Connects multiple page views by a user into a single Clarity session recording. |
_cltk | This site | Microsoft Corporation | Session |
| Stores information about how the current session is being used. |
MUID | Third party · Microsoft | Microsoft Corporation | 390 days |
| Microsoft user identifier, set by the Clarity script on Microsoft's own domain and synchronised across Microsoft services. |
MR | Third party · Microsoft | Microsoft Corporation | 7 days |
| Used by Microsoft Clarity to indicate whether to refresh MUID. |
SM | Third party · Microsoft | Microsoft Corporation | Session |
| Used to synchronise the Microsoft user ID across Microsoft domains. |
ANONCHK | Third party · Microsoft | Microsoft Corporation | 10 minutes |
| Indicates whether the Microsoft user ID is transferred for reporting; set on Microsoft's domain. |
CLID | Third party · Microsoft | Microsoft Corporation | 1 year |
| Records the first time Clarity saw this browser on any site; set on Microsoft's domain. |
SRM_B | Third party · Microsoft | Microsoft Corporation | 390 days |
| A Microsoft browser identifier set on Microsoft's domain when Clarity loads. |
mp_* | This site | Mixpanel, Inc. | 1 year |
| Used by Mixpanel to track a visitor's activity across pages. |
__mpq* | This site | Mixpanel, Inc. | Persistent |
| Mixpanel's queue of events waiting to be sent. |
mp_* | This site | Mixpanel, Inc. | Session |
| Tells Mixpanel one browser tab from another while the tab is open. |
__mprec_mixpanel_* | This site | Mixpanel, Inc. | Persistent |
| State of the Mixpanel session recording for this browser. |
vector_visitor_id | This site | Vector | Up to 2 years |
| A random visitor identifier Vector uses to recognise a returning browser. |
vector_* | This site | Vector | Persistent |
| Vector's own state for this browser, including whether it should stop tracking. |
_lc2_fpi | This site | LiveIntent, Inc. | 400 days |
| A random first-party identifier LiveIntent uses to recognise this browser. |
_lc2_fpi_js | This site | LiveIntent, Inc. | Session |
| The same identifier, kept for the current session by LiveIntent's script. |
_li_dcdm_c | This site | LiveIntent, Inc. | Session |
| Tells LiveIntent which domain the identifier was written on. |
_li_duid | This site | LiveIntent, Inc. | Persistent |
| A LiveIntent device identifier kept in the browser's storage. |
_li_ss | This site | LiveIntent, Inc. | 400 days |
| LiveIntent's record of the identifiers it has already shared for this browser. |
_li_ss | This site | LiveIntent, Inc. | Persistent |
| The same LiveIntent record, kept in the browser's storage as well. |
tuid | Third party · LiveIntent | LiveIntent, Inc. | 1 year |
| A LiveIntent identifier set on a partner domain by the identity chain Vector loads, used to recognise a returning browser. |
