DNS report for zone “vizi4.net”
Hostmaster for zone vizi4.net is:IP settings (as seen from ns2.uhost.co.kr)
error
You have less than 2 nameservers. You need to have at least 2 nameservers!
warn
All of your nameservers resides in the same C-Net, this makes it very likely that they will be affected by the same outages. You should consider getting a secondary nameserver hosted somewhere else.
Mail settings (as seen from ns2.uhost.co.kr)
Zone as seen from “ns1.uhost.co.kr” [202.31.186.220]
error
Host is responding with status SERVFAIL (Server Failure)!
Zone as seen from “ns2.uhost.co.kr” [202.31.185.183]
error
Host is responding with status SERVFAIL (Server Failure)!