They expect that Firefox will be configured by the enterprises where this would be an issue. But if a domain simply fails to resolve via DoH it will fall back t

They expect that Firefox will be configured by the enterprises where this would be an issue. But if a domain simply fails to resolve via DoH it will fall back to plain DNS. https://support.mozilla.org/en-US/kb/dns-over-https-doh-faqs#w_how-does-firefox-handle-split-horizon-dns https://support.mozilla.org/en-US/kb/dns-over-https-doh-faqs...