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by 13throwaway 4249 days ago
I just checked my AT&T phone and I have an X-Acr header too.
4 comments
wittymebee1 4239 days ago
Just checked my phone and I have "do not track" turned on and x-acr is tracking. Who/what is it? Why? How do I stop it?
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tehwebguy 4247 days ago
Same, I've opted out here and I still get it:

http://www.att.com/gen/privacy-policy?pid=24339

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wittymebee1 4239 days ago
Checked over data not WiFi
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kngspook 4249 days ago
How're you checking?
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13throwaway 4249 days ago
Go to this page over a cellular connection. (Turn off your wifi) http://checkyourinfo.com/request Then look for a long number.
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