cac...@quantum-equities.com:
>
> On 10/21/2017 11:25 AM, Wietse Venema wrote:
> > cac...@quantum-equities.com:
> >> How does DNS know where mail.example1.com is? Should I set it in
> >> my registrar, in the mail system, in Apache as a virtual domain,
> >> or where?
> > Normally, someone pays a registrar, so that the payer can configure
> > the names of DNS servers that hold DNS records for example1.com.
> >
> > Wietse
>
> Understand, I do have a registrar for my domains, but there I have
> always set ns1.{hoster}.com and ns2.{hoster}.com as the DNS servers.?
> (I've always used shared hosting in the past, but now am making my first
> hosting cloud instance)
In addition to the NS records that name these DNS servers, those
servers need to contain records for your domain. You can use the
'dig' tool to verify that:
dig ns example1.com. @8.8.8.8
dig mx example.com. @8.8.8.8
and so on. This uses Google DNS to show what a remote client would get.
Wietse
