We have discovered an issue in which a subset of sites that are on a WordPress version lower than 3.9 are currently loading a White Screen. If you are experiencing this please create a Support Ticket and our Support Team will resolve the issue immediately. Our Engineering team is in the process of identifying these sites and proactively resolving the issue.
We will provide an update when one is available and we apologize for the inconvenience.
Update 6:40 AM Central: Our Engineering team has identified and resolved all sites affected by the issue. If for some reason you are still experiencing these symptoms, please contact our Support team to further investigate.