variable dig results

[M. Meadows]

thanks for the helpful feedback guys!

 

> Date: Fri, 6 Jan 2012 10:14:55 -0600
> From: drf at maplepark.com
> To: sun-guru at live.com
> CC: bind-users at lists.isc.org
> Subject: Re: variable dig results
> 
> On Fri, 6 Jan 2012, M. Meadows wrote:
> 
> >
> >
> > Wondering why we get variable results from the following command: dig eftc.thehartford.com
> > (sometimes we get authority section and additional section feedback ... sometimes we don't)
> 
> >
> > ;; Query time: 52 msec
> > ;; SERVER: 172.25.17.185#53(172.25.17.185) ;; WHEN: Fri Jan 6 00:10:02 2012 ;; MSG SIZE rcvd: 202
> >
> >
> > I assume this is due to differences in response from different auth nameservers. If that's the case ... what does one have set up to return the 2nd response?
> 
> As the server wasn't specified, dig tries each of the servers listed in 
> /etc/resolv.conf and used 172.25.17.185 both times, one with the rd flag 
> set and got a non-authoritative answer and an authoritative. I'd assume 
> there are multiple instances or views and you're getting cached answers 
> occasionally. If consistency is needed, maybe specify the server with 
> @server and/or +[no]recurse
> 
> -- 
> David Forrest St. Louis, Missouri
 		 	   		  
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