For anyone else trying to figure out the error “The name server is not sufficient or hasn’t been approved.” from the status section on 1&1′s DNS control panel, I’ll tell you the answer. Or, at least, what worked for me. I had put in a complete hostname for the DNS servers, and 1and1 came back [...]
One warning if you want to use 1&1 for domain names: it takes forever to make any simple changes that every other registrar is able to make right away. Let’s say you buy a domain name and then want to point it to your DNS servers. Simple enough, right? But with 1and1, it’ll say “updating” [...]