cache server with authoritative answer

Barry Margolin barmar at
Sat Jan 29 16:21:19 UTC 2011

In article <mailman.1566.1296284011.555.bind-users at>,
 pyh at wrote:

> The book "Pro DNS and BIND" says: 
> If the caching server obtains its data directly from an authoritative DNS, 
> then it too will respond as authoritative. Ohterwise, if the data is 
> supplied from its cache, the response is nonauthoritative. 
> So this means even for a cache only server it can answer with authoritative 
> response? I have been thinking the cache only server shouldn't do this. 

BIND 4 worked this way, but I think it was changed in BIND 8.

Barry Margolin, barmar at
Arlington, MA
*** PLEASE don't copy me on replies, I'll read them in the group ***

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