On Monday, February 19, 2018 03:59:18 PM Roberto C. Sánchez wrote: > Essentially, you cannot guarantee that any arbirtary second-level or > lower domain will remain unused. However, there are reserved top-level > domains guaranteed to not be used in any standards-compliant > implementation and you can also be somewhat certain that new top-level > domains will not be introduced willy-nilly. So, if you wanted to use > .abc123 as a top-level domain on your own network, you are probably > safe.
I could / should have responded to an earlier post, but... when, in the past, I needed a domain for my LAN, I used "home". Since then, I've found that I really have no need of a domain name for my LAN.