No, it is what Google provides themselves: "You can opt-out of having your site activity available to Google Analytics by installing the Google Analytics opt-o

No, it is what Google provides themselves: "You can opt-out of having your site activity available to Google Analytics by installing the Google Analytics opt-out browser add-on" https://support.google.com/analytics/answer/181881?hl=en https://support.google.com/analytics/answer/181881?hl=en https://tools.google.com/dlpage/gaoptout https://tools.google.com/dlpage/gaoptout