Missing nameservers reported by parent
FAIL: The following nameservers are listed at your  nameservers as nameservers for your domain, but are not listed at the  parent nameservers (see RFC2181 5.4.1). You need to make sure that these  nameservers are working.If they are not working ok, you may have  problems!
Missing nameservers reported by your nameservers
ERROR: One or more of the nameservers listed at the parent  servers are not listed as NS records at your nameservers. The problem NS  records are:                 
This is listed as an ERROR because there are some cases  where nasty problems can occur (if the TTLs vary from the NS records at  the root servers and the NS records point to your own domain, for  example).
intoDNS: apadanahost.net - check DNS server and mail server health