as you get more experienced it becomes less of "where can I learn x" and more of "how can I do x". You should be able to take a high level concept and look for

as you get more experienced it becomes less of "where can I learn x" and more of "how can I do x". You should be able to take a high level concept and look for ways/tools to implement it. For starters, web devs should know about dns. The first step would be, 'install a dns server' and then figuring out as you go. I think the deeper into the rabbit hole you go, the less quality tutorials there are and you have to rely on your problem solving abilities to figure things out.