Server-Side Tracking
Privacy & TrackingDefinition
Server-side tracking routes data collection through your own server instead of sending it directly from the browser to third-party platforms. It improves data accuracy, extends cookie lifetimes, enhances privacy compliance, and reduces ad blocker impact.
Traditional client-side tracking sends data from the browser to platforms via JavaScript. This is increasingly broken: browser privacy features limit cookie lifetimes to 7 days, ad blockers prevent tags from firing, and heavy tag loads slow pages.
Server-side tracking routes data through a first-party server endpoint (typically GTM Server-Side). The browser sends data to your server, which forwards it to analytics and ad platforms. First-party cookies persist for 6-12 months instead of 7 days.
Set up a GTM Server-Side container on a cloud server (Google Cloud, AWS, or Stape). Point a subdomain to this server. Client-side tags send data to your endpoint instead of directly to platforms. Your server processes and forwards the data.
Server-side tracking recovers 15-30% of conversion data lost to browser privacy restrictions and ad blockers. It is the most important tracking infrastructure upgrade available, directly improving campaign optimization and ROAS measurement.
Related Terms
Related Services
Frequently Asked Questions
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Cloud hosting typically costs €50–€200/month depending on traffic. Third-party solutions like Stape start at ~€20/month. The data recovery usually far outweighs the cost.
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Partially. Because data goes to your own domain (first-party), most ad blockers do not block it. Some advanced blockers detect tracking patterns regardless.
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Yes, in most setups. A minimal client-side tag sends data to your server endpoint. The server handles routing to all platforms, improving page speed.
Losing data to browser privacy restrictions?
We implement server-side tracking to recover lost conversions and improve data accuracy across all platforms.