Trusted Recursive Resolver: Difference between revisions

Updated with a more informative summary and links to FAQs and documentation oon SUMO
(Updated request timeout prefs. Updated notes on DNS enhanced services (rfc1918 is not allowed by default - see pref), botnets are not affected by TRR.)
(Updated with a more informative summary and links to FAQs and documentation oon SUMO)
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Firefox provides an optional resolver mechanism using a dedicated DNS-over-HTTPS server.
DNS-over-HTTPS (DoH) allows DNS to be resolved with enhanced privacy, secure
transfers and improved performance. This page describes Firefox configuration settings related to DoH in detail, and offers some explanation of internal operations of the implementation.


DNS-over-HTTPS (DOH) allows DNS resolves with enhanced privacy, secure
Mozilla operates a Trusted Recursive Resolver program, whose requirements are documented [[Security/DOH-resolver-policy|here]]. All TRRs offered by Firefox conform to the requirements described in the policy.
transfers and improved performance.
 
For more information, we've created [https://support.mozilla.org/en-US/kb/firefox-dns-over-https documentation about DoH and our plans for deployment]. We also have an [https://support.mozilla.org/en-US/kb/dns-over-https-doh-faqs FAQ], and instructions for [https://support.mozilla.org/en-US/kb/configuring-networks-disable-dns-over-https network operators who wish to disable DoH on their networks].  


== DNS-over-HTTPS Settings in Firefox ==
== DNS-over-HTTPS Settings in Firefox ==
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* Initial ticket: https://bugzilla.mozilla.org/show_bug.cgi?id=1434852
* Initial ticket: https://bugzilla.mozilla.org/show_bug.cgi?id=1434852
* The DNS-over-HTTPS spec: https://tools.ietf.org/html/rfc8484
* The DNS-over-HTTPS spec: https://tools.ietf.org/html/rfc8484
* https://support.mozilla.org/en-US/kb/firefox-dns-over-https
 
* https://support.mozilla.org/en-US/kb/configuring-networks-disable-dns-over-https
* https://support.mozilla.org/en-US/kb/configuring-networks-disable-dns-over-https
== Acknowledgements ==
* [https://daniel.haxx.se/ Daniel Stenberg] wrote the initial implementation of TRR in Firefox
* [https://www.ducksong.com/ Patrick McManus] edited the RFC and reviewed the TRR code
Bots, Confirmed users
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