Internal DNS Inverse Configuration

Kevin Darcy kcd at
Fri Mar 4 19:58:36 UTC 2005

Nick Allum wrote:

>I have an internal Solaris Bind 8 Server and we are looking to improve
>performance with regards to inverse entries. We have an internal 10
>network and have inverse entries for some of our devices. The problem is
>when we do an inverse lookup on a 10 address that is not in dns it takes
>a bit of time to come back with a failed response. I understand that
>there is a way so if the inverse entry is not there for one of our 10
>addresses we can get the dns server to quickly respond. Does anyone know
>what the configuration is.
It's "reverse", not "inverse".

Simple answer: define the namespace in your internal 
DNS. I'm somewhat surprised that you haven't already done this. Haven't 
you actually *wanted* those 10.*.*.* addresses to reverse-resolve to 
meaningful names?

                     - Kevin

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