Ah, yes, there was that time - it was a time of magic when many had little education and would do strange chants to appease the gods - one example is: TurnItOff & TurnItOn
You still hear that to this day - along with the later phrase - again still used by lesser educated people: “the network’s down”
Over time people came to know more and the god of networks was known as “DeNiS”
This was also popularised by songs in the 60’s and 70’s - esp. this version
Over time the name shortened further to what we know now: DNS
Yet no-one still knows what it means or how it came about.
A combination of Logseq (what, why, how) and KeePass for IPs and passwords (obviously)… I use the heirarchy in Keepass to show a device and then the services on it and then their configs, ie
I used to do Visio drawings, but they were always out of date.