Re: Sometimes DNS does not resolv domains

2015-02-09 Thread David Woodfall
Hello Investigate if it's not related to the problems with EDNS0 support and the fallback mechanism in Bind, as described in this article: https://kb.isc.org/article/AA-01219/ It's described as one of the outstanding issues of both the latest versions of bind 9.9 and 9.10: Refinements to E

Re: Sometimes DNS does not resolv domains

2015-02-09 Thread Daniel Ryslink
Hello Investigate if it's not related to the problems with EDNS0 support and the fallback mechanism in Bind, as described in this article: https://kb.isc.org/article/AA-01219/ It's described as one of the outstanding issues of both the latest versions of bind 9.9 and 9.10: Refinements to E

Re: Sometimes DNS does not resolv domains

2015-02-08 Thread Eliezer Croitoru
Hey David, Do you have any logs enabled in your settings? The logs can help a lot to minimize the issues. There is a nice example of settings at: http://stackoverflow.com/a/12114139 Which can be a starter to give you more then you have now. Notice that the issue might come from something that is

Re: Sometimes DNS does not resolv domains

2015-02-08 Thread Mauricio Tavares
On Sun, Feb 8, 2015 at 1:35 PM, David Woodfall wrote: > Hi > > I am running bind on slackware 14.1 x86_64 for my own websites, but > also as a standard DNS for my other systems to use. > Which dns server are you using to delegate your requests? > I have my /etc/resolv on my laptop pointing

Sometimes DNS does not resolv domains

2015-02-08 Thread David Woodfall
Hi I am running bind on slackware 14.1 x86_64 for my own websites, but also as a standard DNS for my other systems to use. I have my /etc/resolv on my laptop pointing at it. It's always worked flawlessly until a few months ago, when sometimes a domain would fail to resolve. Just occasionally. T