Query about mirroring Root DNS Server

[btb]

On 07/06/2012 06:30 AM, Tony Finch wrote:
> Gaurav Kansal <gaurav.kansal at nic.in> wrote:
>>
>> Somewhere I heard that one of the Root Servers allows you to take a zone
>> copy of that, so that if you want to look and feel about Root DNS
>> servers, you can do so.
>>
>> Is it true? If yes then can anyone please guide me which Root DNS Server
>> is allowing for the same?
>
> You can find out for yourself (see below). I usually use the F root since
> I know the ISC has a long-term policy of allowing zone transfers.
>
> Some people like to slave the root zone on their recursive servers instead
> of using the root zone hints. This is not the same as looking or feeling
> like a root server. If you want to actually look and feel like a root
> server, talk to ICANN who are very liberal in allowing sites to host
> instances of the L root.
> http://blog.icann.org/2012/03/l-root-in-your-pocket/
> http://dns.icann.org/lroot/infocollect/

it can also be retrieved out of band:

https://www.iana.org/domains/root/files

-ben