I have tried a lot of private servers for world of warcraft,down time seem to be a very common article.I would like to have my own that would be really nice.Wishing you adjectives the luck in finding one if ya do hit me up and let me know ,k own a great day If you want a PVP-Oriented experience i must say the Berserk server from www.ani-wow.com is the best.
Instant height 70, choose any high level gear you want, and you bring back rewarded exceptional items by collecting points from voting for Ani WoW on private server websites and stuff.
Hope this helps! =)