The dns service I use on my domain has turned out to be unreliable. I'm moving to a different service, but I cannot tell if they will be more reliable until I try them out. I have thus come to think that I could configure both of them the same way, and then provide all the nameservers of both services for the domain, like this:
Then, if one goes down, it can always use the other one, right? Am I thinking correctly here?