Ok
There is esreality which is where the coolguys hangout.
Old very experienced players and pros.

Also check out
Holysh1t
Derquaker

Use mirc maybe through qlprism to chat and get a range of conectivity and matchmaking through channels like #qlpickup #qlranks and the obvious and excesivly troll wridden hive of an official channel #quakelive
All these are on quakenet.
Qlprism makes it simple and also has a feed that tells you when streams are live from the list on liveql.com
Have fun xx and add me for duel . Oleedee