The most important networking command in Linux might be ping. This command lets you check if a remote machine is responding ...

I need someone to either confirm that my understanding is correct or help me get the right answer. As I understand it, if I use dig to do a NS query against a domain, or sub-domain, I should get back ...

The domain name system (DNS) hums along behind the scenes and, as with running water, we largely take it for granted. That this system just works is a testament to the hackers who designed and ...

In the first part of this article [LJ, January 2008], we started the apparently simple journey of navigating our way to the IP address of www.example.com and its secure server online.example.com by ...

Well, both dig and nslookup tell me what nameserver I'm getting a reply from. Its from my main AD DNS server. Dig shows the right SOA, but is still coming back with an internal address as an answer.