Step 1: Flush DNS
Close DDO client
Start-Run
Type "cmd"
Type "IPCONFIG /FLUSHDNS"
Step 2: Edit hosts file
Open your HOSTS file with notepad.
Path is C:\WINDOWS\system32\drivers\etc
see screenshot for more detail
Add the two entries below
74.201.102.13 gls.ddo.com
74.201.102.13 gls-auth.ddo.com
Restart DDO client