Incognito Reloads Reveal Google Drops Blue Links to 8 and Blinds Rank Trackers
Google tracks user sessions across incognito reloads to alternate SERP layouts between initial and returning impressions, observes Ted Kubaitis.
Rank Tracking
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'GL=TV' Parameter Strips Geo-Traffic Signals to Isolate Raw Ranking Factors
To conduct a forensic audit that isolates core on-page and off-page signals from the noise of user behavior, I force the SERP into a neutral state using the GL=TV (Tuvalu) URL parameter.