Brian wrote: > On Wed, July 9, 2008 10:17 am, Michael Simpson wrote: > >>> Ok, sorry, let me re-phrase. >>> >>> I want to know on my own server, which of my nameservers replied to the >>> DNS >>> query. In this example 4.2.2.1 is our ISP's upstream DNS server, which >>> is >>> configured in /etc/resolv.conf - so it should technically appear there. >>> >>> But, let's say I query host1.myserver.co.za - and myserver.co.za is on >>> another server, and has ns1.myserver.co.za, ns2.myserver.co.za, >>> ns3myserver.co.za & ns4.myserver.co.za >>> >>> So, as far as I know, any one of those can reply (round robbin DNS?), >>> but I >>> would like to know which one replies for this particular dig. Is that >>> possible? I don't want to specify a server to query, I want to find out >>> which of the 4 returns the query. If it's a cached reply, does it mean I >>> won't see it? >>> > > At the end of your dig reply you will see the following.. > > ;; Query time: 26 msec > ;; SERVER: 127.0.0.1#53(127.0.0.1) > ;; WHEN: Wed Jul 9 10:49:40 2008 > ;; MSG SIZE rcvd: 297 > > That tells you which server answered the query. > > HTH > > ________________________________ Hi Brain I think you have missed a reply on this topic :) That's the ISP's DNS server you see there. dig +trace domain is what I needed -- Kind Regards Rudi Ahlers CEO, SoftDux Web: http://www.SoftDux.com Check out my technical blog, http://blog.softdux.com for Linux or other technical stuff, or visit http://www.WebHostingTalk.co.za for Web Hosting stuff