This piece is really informative, educative and valuable, I believe it will be of help to steemians both minnows and newbies like myself.

Ok, first you need to understand how the DNS is built. If you assume that there are a few servers that store the entire Domain->IP table you're wrong.
Its a more complicated tree. At the top of this tree are the root servers.

This part caught my attention. I really find one or two things useful in this post. Keep the good work flowing man