Update 11:00am BST - we have confirmed that we have a solution in place at our data-centre and the application should now be available for all customers again.
Update 10:24am BST - it has been confirmed that our data centre is experiencing a part outage which is causing partial internet loss preventing access for certain customers. We are escalating with our provider to the highest level and expect a solution very soon.
We area currently experiencing a potential issue for external logins to the Eloqua application. We are actively investigating both the issue and the affected clients. Updates will follow as we learn more.