From Gizmodo.com
If Xbox LIVE doesn’t work for you today, there’s good reason. Microsoft planned the outage for maintenance. “On Tuesday, June 16 beginning at 12:01 a.m. to 11:59 p.m. PDT (2009-06-16 0701 to 2009-06-17 0659 UTC) Xbox LIVE and Xbox.com will be offline for scheduled maintenance.”
