Numbering nameservers and resolvers

Owen DeLong owen at delong.com
Mon Aug 16 08:08:02 CDT 2010


On Aug 16, 2010, at 6:03 AM, Chris Adams wrote:

> Once upon a time, Patrick W. Gilmore <patrick at ianai.net> said:
>> 1) Use different prefixes.  A single prefix going down should not kill
>> your entire network.  (Nameservers and resolvers being unreachable
>> breaks the whole Internet as far as users are concerned.)
> 
> How do you do this in the IPv6 world, where I get a single /32?  Will
> others accept announcements of two /33s to better handle things like
> this?
> 
The better solution is to trade secondary services with some other
provider. Sure, it's a bit of a pain keeping up with the new zones
to be added and old zones to be removed back and forth, but, it's
a great way to have your authoritative servers truly diverse and
independent.

Owen





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