Server-side tracking is ideal for cross-domain tracking because:
- Unified User IDs: Use consistent identifiers across domains to track user journeys.
- Centralized Data Collection: Aggregate interactions from multiple domains on your server.
- Accurate Attribution: Attribute conversions to the correct domain and source.
- Session Stitching: Combine session data across domains for holistic user insights.
Platforms like GA4 and Meta’s Conversions API support cross-domain server-side tracking for accurate analytics.