There will be maintenance on the email, webserver, and printhost servers tonight. More info will be provided along the way.
Update 10:10pm: email server is under maintenance now.
Update 10:40pm: email maintenance has finished successfully.
Update 11:05pm: web server under maintenance now.
Update 11:36pm: web server maintenance has finished successfully.
Update 11:55pm: printhost (as well as the printers) are having issues.