[dns-operations] SE and the value of having NS in more than one TLD

[Ondřej Surý]

On 13.10.2009 17:00, bert hubert wrote:
> On Tue, Oct 13, 2009 at 6:17 AM, Joe Abley<jabley at hopcount.ca>  wrote:
>>> Apparently the good folks at SE made a mistake with their host file
>>> today and ended up with NS records of the form [a-j].ns.se.se. While
>>> the problem has been corrected, and I certainly don't want to "pile
>>> on" I thought this was a good time to mention the value of having NS
>>> records in more than one TLD, even if you ARE a TLD. :)
>>
>> I don't think your observation qualifies that advice at all.
>
> I've previously&  unsuccessfully tried to get people interested in
> having a very late stage 'sanity checking' tool that knows that
> today's zone can't be too different from yesterday's zone (or the zone
> of 5 minutes ago).

Well, have you seen ldns-compare-zones tools I wrote (and now they are 
part of ldns?)

Ondrej
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