Good luck finding a game. If the game wasn't basically dead after Relic gave up support I might still play it.
Retribution Elite Mod is still very active. Even normal Retribution is reasonably active.
http://steamcommunity.com/groups/DoW2EliteMod
http://www.dawnofwar.info/forum/viewtopic.php?f=6&t=957

Dullahan
b4d_taste
TheAshigaru
vbmars
보드카 중대