I installed a firewall on my Android device and blocked these DJI hosts:
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mydjiflight.dji.com
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newrelic.com <- app tracking and support software (i.e. who is using what and when)
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djistatic.com
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flurry.com <- Mobile analytics company
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conf.international.baidu.com
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baidu.com
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qbox.me (via
qbox.wscdns.com)
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upgrade.dj2006.net
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pingma.qq.com
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u.dji.com
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acbe.aasky.net <-type this one in a browser for a nice scare.
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tpns.qq.com
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dds.dji.com
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pilotv2.djivideos.com
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active.dji.com
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m.dji.com
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djicdn.com
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www.skypixel.com
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djiexplore.com
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flysafe-api.dji.com <- LOL registered to Perfect Privacy LLC
Always check flyforbird.json in new app release and not install if it changed.
If you want be safe then avoid connection of DJI go to the internet or using this app.
DJI go can update NFZ through connection to the internet.
And to be honest - by the above reason i am using Litchi.