Planned site outage, Dec. 8 11:30pm EST

From the ISP: 

An upgrade to the system infrastructure is scheduled to take place phases on Tuesday, December 8 at 9:30pm MST. This upgrade will allow us to increase reliability and uptime for the services we provide.
 
Phase one includes 15-20 minutes of downtime during which your website may be temporarily unavailable to your viewers. 
 
Thanks in advance for your patience during this upgrade. We're working hard to improve the services that power your website and we understand any maintenance can be an inconvenience.