When a visitor clicks on a link or is redirected to my site from another site, Google typically includes information about the page the domain and the page the visitor was linked from.
How does Google track this information?
When a visitor clicks on a link or is redirected to my site from another site, Google typically includes information about the page the domain and the page the visitor was linked from.
How does Google track this information?
I think, it uses the document.referrer properties via Javascript. See the attached link!