No doubt it'll return; hell, maybe you can see it now. But I just went to look for something on the team's official website and instead came up with what you see above, courtesy Network Solutions. WhoIs.Net shows it expired November 3, and that it was updated only today. When I called Cowboys HQ to see what the what, a PR rep said it looked fine out at Valley Ranch. But several Friends of Unfair Park have reported coming up with the for-sale site. FireWadePhillips.com is working just fine.
Update at 9:41 a.m.: It's working now.