>> Lately I've found myself a couple times duplicating answers already >> provided on this list by others up to almost three hours earlier >> because I had not received these replies yet. [...] > > Check the timestamps in the email headers. This tends to be what I > see: [...]
There were indeed downtime issues. You can have a look at https://hostux.social/@fsfstatus to check whether there are known problems. Note, however, that the GNU mailserver quite often has hiccups due to heavy loads. Werner