Hi, The networking code in gecko uses the operating system's APIs to resolve domains. So if there is something wrong with the Windows DNS configuration, it will also fail in Firefox/Thunderbird.
Thanks! On Wed, 3 Feb 2021 at 10:09, basti <[email protected]> wrote: > Hello, > > That is the way that Thunderbird is using to resolve hostnames on > windows (default settings, no DNS over https) > > Is it use the windows libery or a own one? > > The Problem is that I have 2 DNS servers configured in windows, > If the first in the list is down, for some reason Thunderbird can't find > the mailserver anymore. > > Ping mailserver work as expected. > > best regards > _______________________________________________ > dev-tech-network mailing list > [email protected] > https://lists.mozilla.org/listinfo/dev-tech-network > _______________________________________________ dev-tech-network mailing list [email protected] https://lists.mozilla.org/listinfo/dev-tech-network
