But this is just as env specific! The point is that the “copy hosts” people are basically saying in their env that serving potentially stale records is the preferred failure mode.
> Zone xfer!
Yes! I just with the software support was better/more mature for “caching servers” (i.e clients) to act as slaves for zones rather than catching requests in-flight.
> Running a DNS server on each client...
This is what Ubuntu has done for ages with dnsmasq and now systemd-resolved. Every Linux server these days is running a DNS server.
This isn’t a “solving problems“ thing. This is a “what sounds happen in the event of a failure of those well configured and monitored DNS servers.” You can’t just be like “just never fail” as a solution.
But this is just as env specific! The point is that the “copy hosts” people are basically saying in their env that serving potentially stale records is the preferred failure mode.
> Zone xfer!
Yes! I just with the software support was better/more mature for “caching servers” (i.e clients) to act as slaves for zones rather than catching requests in-flight.
> Running a DNS server on each client...
This is what Ubuntu has done for ages with dnsmasq and now systemd-resolved. Every Linux server these days is running a DNS server.
This isn’t a “solving problems“ thing. This is a “what sounds happen in the event of a failure of those well configured and monitored DNS servers.” You can’t just be like “just never fail” as a solution.