Public facing authoritative NS all masters

[Gary Wallis]

Thank you Tony and Joseph,

I think you have explained this well, and most importantly, exposed the 
underlying issues.

Best regards,
Gary

On 7/14/2014 06:27, Tony Finch wrote:
> Gary Wallis <wgg1970 at gmail.com> wrote:
>>
>> What are the drawbacks, if any, of running only master name servers for the
>> set of authoritative NSs?
>
> That depends entirely on how you are replicating the zone data.
>
> The DNS's own replication (AXFR, IXFR, NOTIFY, TSIG) is pretty hard to
> beat: it is fast, secure, and copes gracefully with outages.
>
> Tony.
>