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Cookie policy
Who uses these technologies
The controller is Rubén Cordero Garzón, trading as Céntrika. You can contact contacto@centrika.es.
Current use
Centrika.es uses necessary technologies to provide, protect and maintain the website. Only with prior consent do we load Google Tag Manager to enable Google Analytics 4 and Microsoft Clarity. These tools measure website use, analyse journeys towards the assessment or contact form and identify interaction difficulties.
We do not use advertising, remarketing or commercial profiling cookies.
Necessary technologies
| Name | Type and provider | Purpose | Duration |
|---|---|---|---|
__cf_bm | Technical cookie · Cloudflare | Detect automated traffic and protect the website against abuse. | 30 minutes of inactivity |
centrika-cookie-consent-v3 | Local storage · Céntrika | Remember the analytics-cookie choice. | Up to 24 months |
Optional analytics cookies
| Name | Provider | Purpose | Approximate duration |
|---|---|---|---|
_ga, _ga_* | Google Analytics | Distinguish users pseudonymously and maintain measurement state. | Up to 2 years |
_clck | Microsoft Clarity | Store a pseudonymous identifier and Clarity preferences. | 1 year |
_clsk | Microsoft Clarity | Group page views within a session. | 1 day |
Accepting, rejecting or withdrawing consent
The banner lets you accept all analytics cookies, reject them or configure them. Accept and reject are available on the same layer, and analytics technologies remain blocked until valid consent is given.
You can change your choice at any time through Cookie settings in the footer. When consent is withdrawn, Céntrika communicates the denial to Google and Microsoft and removes analytics cookies accessible from this domain. You can also delete them through your browser settings.
Third parties and transfers
Google and Microsoft may process online identifiers and technical information under their policies and may process data outside the European Economic Area using GDPR safeguards. See information from Google Analytics and Microsoft Clarity.
Updates
This policy and the preference mechanism will be reviewed before adding any new purpose, provider or non-essential technology.
Version 2.0 · Last updated: 13 September 2026.