change-firefox-dns.md

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Nandini Jayarajan 2020-09-02 01:16:12 +02:00
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## Solutions - Change default DNS provider of firefox ## Change default DNS provider of Firefox
Mozilla (Firefox) has partnered up with Cloudflare and will resolve the domain names from the application itself via a DNS server from Cloudflare. Mozilla has partnered up with Cloudflare and will resolve the domain names from the application itself via a DNS server from Cloudflare.
Cloudflare will then be able to read everyones DNS requests. Cloudflare will then be able to read everyones DNS requests.
> You can disable it in “about:config" > You can disable it in “about:config"
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- The string value of "`network.trr.uri`" should be empty. - The string value of "`network.trr.uri`" should be empty.
- The string value of "`network.trr.resolvers`" should be set to `[]`. - The string value of "`network.trr.resolvers`" should be set to `[]`.
> Or in /distribution/policies.json` (Firefox ESR) > Or in `/distribution/policies.json` (Firefox ESR)
``` ```
... ...
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``` ```
Some other settings can also contain Cloudflare URLs. It is recommended to search for "`cloudflare`". Some other settings can also contain Cloudflare URLs. It is recommended to search for "`cloudflare`".
GNU Icecat and older Firefox versions(<68) are not affected *yet*.
![The about:config page which shows the Cloudflare DNS address in the network.trr.uri string.](../image/firefox-cloudflare-dns-settings.jpg) ![The about:config page which shows the Cloudflare DNS address in the network.trr.uri string.](../image/firefox-cloudflare-dns-settings.jpg)