Dynamic DNS fails

[Colin Law]

On Tue, 23 Mar 2021 at 16:26, Volker Wysk <post at volker-wysk.de> wrote:
>
> Am Dienstag, den 23.03.2021, 16:09 +0000 schrieb Colin Law:
> > On Tue, 23 Mar 2021 at 16:02, Volker Wysk <post at volker-wysk.de> wrote:
> > > Yes, this matches the behavior I've observed. When doing a "ping vwysk.now-
> > > dns.net", first it takes a long time to respond (some five or ten seconds).
> > > After that, doing it again, there is no noticeable delay. It stays like this
> > > for another five or ten seconds, then it's back to the long delay again.
>
> > Do you mean it takes five seconds to come back with the response
> > PING vwysk.now-dns.net (IP) 56(84) bytes of data.
>
> No, this is when it doesn't work. Then I get this: "vwysk.now-dns.net:
> Temporärer Fehler bei der Namensauflösung". Translation: "temporary error on
> name resolution".
>
> When it works (like now), the delay is just noticeable (far less that a
> second).

Try explicitly using 8.8.8.8 as the DNS server to see if it makes any
difference.  That will tell you whether it is your DNS server that is
the problem or your domain that is the problem.

Colin

>
> Bye,
> Volker
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