[dns-operations] Can Root DNS server modify the response?

[Ondřej Surý]

That doesn’t really matter in most common deployments (the servfail is from your recursor) - the end user will end up with a blank (error) page.

Ondrej
--
Ondřej Surý <ondrej at sury.org>

> On 25 Mar 2019, at 16:12, Tony Finch <dot at dotat.at> wrote:
> 
> Ondřej Surý <ondrej at sury.org> wrote:
> 
>> Matt, there’s no difference between NXDOMAIN and SERVFAIL from the
>> client perspective.
> 
> One triggers a retry and the other doesn't.
> 
> Tony.
> -- 
> f.anthony.n.finch  <dot at dotat.at>  http://dotat.at/
> German Bight, Humber: Northwest 6 or 7, occasionally gale 8 at first,
> decreasing 4 or 5. Rough or very rough, becoming moderate later. Showers.
> Good.