LockedOn Server IP Address
Some servers require you to whitelist IP addresses to allow an FTP connection to happen. Some of these blocking systems like BitNinja.io display a screen to you when you attempt to connect via FTP like this one.
The issue is that the LockedOn server cannot press these buttons so you will need to add the following IP addresses to the server whitelist.
LockedOn Server IP Addresses to whitelist with your hosting provider are:
BitNinja Security Notice Screen.