Troubleshooting Cross-Domain Tracking in Google Analytics
Cross-domain tracking, in Google Analytics, is the process of passing information stored in browser cookies from one domain to another. Due to web browsers’ same-origin policy, a browser cookie is only available to the domain it is written on and all its subdomains (by default). Since Google Analytics uses cookies to persist the Client ID, once the user moves from domain to domain it’s important to somehow pass this Client ID, too. Read More…