Feldon From the EQ2 Forums:
Starting at 4:45am PDT on Tuesday, June 29, 2010, the Guk, Najena and Blackburrow servers will come down for an estimated 5 1/2-hour downtime, expected to be online again around 9:15am PDT. During this time the servers will be undergoing maintenance.
We apologize for any inconvenience. If any additional downtime is needed, we will update this post accordingly.