Hendrik Boom said on Thu, 9 Nov 2023 13:18:14 -0500

>On Thu, Nov 09, 2023 at 06:26:16AM -0600, o1bigtenor via Dng wrote:
>> On Wed, Nov 8, 2023 at 6:44 PM tempforever <dev1@???>
>> wrote:
>> >
>> > o1bigtenor via Dng wrote:
>> > > I was using a program called 'Libby' to read a book whilst I was
>> > > eating lunch. Page freezes and firefox-esr is totally
>> > > unresponsive. Try some other tabs (ones I use a lot) to see if I
>> > > could get connectivity. Nothing wants to connect just see
>> > > various bluto graphics to tell you that its hunting a connection.
>> > > (Tried likely 1/2 dozen different tabs just in case it was the
>> > > other end that was the issue.)
>> > > Checked with each of the other 4 browsers and each one could
>> > > connect to at least one outside site and 'work'.
>> > > After about 23 or 24 minutes firefox-esr is now connecting again.
>> > >
>> > > Is there anyone out there that has any idea what might have
>> > > caused my service interruption?
>> > >
>> > >
>> > Kind of a shot-in-the-dark, but do you have DNS over HTTPS enabled
>> > in firefox? If so, perhaps there was a temporary problem
>> > connecting to their DoH server. At least, that could explain why
>> > firefox stopped working while other browsers did work.
>> >
>> I was not aware that this was a 'feature'! (Sorry for the sarcasm -
>> - - its not for 'you'.)
>
>It's to keep your ISP from spying on your DNS requests.
>f course, it eans that whoever gets the DNS-over-HTTPS requests can
>spy on you themselves.

To rule out DNS over HTTPS, just install unbound on your computer. This
is really the way to go anyway.

SteveT

Steve Litt

Autumn 2023 featured book: Rapid Learning for the 21st Century
http://www.troubleshooters.com/rl21