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CookieTosser

What does polymarket.com track?

Before any consent, polymarket.com loaded 3 tracking companies and set 1 advertising or analytics cookie.

That's more tracking companies than 58% of the 2,450 sites we scanned.

Scanned October 2, 2026 from Germany, loading polymarket.com once and clicking nothing. How we scan

Tracking companies
3
Tracking cookies
1
Third-party hosts
10
Cookies in total
8

Consent banner

No known consent management platform was detected on the page.

Companies contacted before consent

2 of the 6 companies it contacted before consent were analytics companies.

Other third parties (content delivery, consent, functional, unclassified)

  • magic.link

    auth.magic.link

    20 requestsUnclassified
  • customer.io

    cdp.customer.io

    1 requestUnclassified
  • Google

    www.google.com, t0.gstatic.com, t1.gstatic.com, t3.gstatic.com

    14 requestsFunctional

Cookies set before consent

The longest-lived tracking cookie it set was ajs_anonymous_id, from Trustpilot, lasting about 12 months.

CookiePurposeSet byLasts
ajs_anonymous_idAnalyticspolymarket.com12 months
__cf_obUnclassifiedpolymarket.comSession
pm_attr_firstUnclassifiedpolymarket.com13 months
pm_eidUnclassifiedpolymarket.com13 months
pm_geoUnclassifiedpolymarket.comSession
sports-resultsUnclassifiedsports-api.polymarket.comSession
__cf_bmFunctionalpolymarket.comUnder a day
cf_clearanceFunctionalpolymarket.com12 months

The page also wrote 9 keys to local storage, which works like a cookie but isn't sent with requests.

Understanding this page

  • How to see which cookies and trackers a website loads

    A hands-on walkthrough for checking what a site sets before you've clicked anything, using Chrome and Firefox's built-in tools, plus how CookieTosser automates the same check every month.

  • What counts as valid cookie consent in the EU

    The rules that actually govern cookie banners — the ePrivacy Directive, the GDPR consent standard, the Planet49 ruling, the strictly-necessary exemption, and what "reject" has to offer compared with "accept.

  • Consent management platforms explained

    What a CMP banner is actually doing behind the scenes, how the IAB's TCF standard and Google's Consent Mode v2 fit in, and why a banner being present is no guarantee that nothing loads before you answer it.