Direct quote from our server's host:
Our technical operations team is constantly working to improve our services. As part of these improvements, we will be performing a scheduled maintenance on your web server. This maintenance will take place this Monday, the 11th of April, starting at 7AM PST. The maintenance will take up to 2 hours to complete. In most cases, downtime is usually less than 5 minutes, however there can be up to 30 minutes of downtime (in a worse case scenario). We apologize for any inconvenience this may cause!