GO! cannot communicate with its web services
If you see this screenshot telling you that GO! cannot communicate with its web services, the below mentioned hostname/port combinations should be unblocked in your firewall(s) in order to let GO! function properly. Please pass this information on to your IT department, so that they can configure it for you.
Please note that all communication is done over a secure SSL connection, and that no privacy-sensitive data is transmitted over the wire.