This table contains the list of all cookie names seen by our scanners with most popular on the top. Click the cookie name to find out more about its prevalence and originating domains.

  • VISITOR_INFO1_LIVE
    Google advertising domain
    101,010
  • uuidc
    MediaMath tracking cookie
    97,707
  • __gads
    Google advertising cookie set on the website's domain (unlike the other Google advertising cookies that are set on doubleclick.net domain). According to Google the cookie "serves purposes such as measuring interactions with the ads on that domain and preventing the same ads from being shown to you too many times".
    96,857
  • ASP.NET_SessionId
    ASP.NET generic session cookie
    91,993
  • __atuvc
    AddThis tracking cookie
    89,182
  • anj
    User tracking cookie that contains data denoting whether a cookie ID is synced with AppNexus partners.
    84,727
  • c
    IPONWEB tracking cookie
    82,937
  • i
    Yandex advertising tracking cookie
    80,159
  • loc
    AddThis social tracking cookie
    78,629
  • __atuvs
    AddThis tracking cookie
    76,398
  • uvc
    Generic AddThis tracking cookie
    76,295
  • u
    75,251
  • um
    Generic AddThis tracking cookie
    69,461
  • mc
    Quantcast advertising tracking cookie
    66,790
  • PREF
    Google advertising domain
    63,878
  • dt
    Underdog Media advertising tracking cookie
    62,396
  • IDE
    Google advertising domain
    62,246
  • di2
    AddThis tracking cookie
    62,003
  • rpb
    Rubicon Project ad tracking cookie
    60,618
  • rpx
    Rubicon Project ad tracking cookie
    60,617
  • bku
    BlueKai tracking cookie
    58,131
  • bkdc
    BlueKai tracking cookie
    58,003
  • yandexuid
    Yandex advertising tracking cookie
    56,015
  • rds
    Turn Inc tracking cookie
    55,864
  • uit
    Generic AddThis tracking cookie
    55,773
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