Are any of these servers what you are looking for?

Servers with "Countdown" in the name:
=A[G]B=Clan Countdown Server
SAW CLAN LITTLE COUNTDOWN UNLIMIT AMMO
/A/C/S/ COUNTDOWN X
=K(L)M=Clan Countdown-All-Rifles | klm-clan.com
/A/C/S/ 3RD PERSON COUNTDOWN X
-=|O.S.N|=-3rd-Countdown-Rifles|www.OSN-Gaming.Tk
*SHMC*-COUNTDOWN-SERVER-www.shmc-clan.de
-=|O.S.N|=-3rd-Countdown-Rifles|www.OSN-Gaming.Tk

Servers on :
CSS 2012 Server
Reaper-Warriors ::: PromodLIVE war ::: CoD4 server