Are any of these servers what you are looking for?

Servers with "ZOMBIE" in the name:
*NEW* ZombieMod | Dallas | clanfng.com
[KR][www.ZombieX2.net] The Best Surf Server
[KR][ZombieX2.net] Trikz
[KR][ZombieX2.net] Trikz
[KR][ZombieX2.net] Coop Test [korea.zombiex2.net]
Casual Mature Gamers 8: ZombieMod || Unlimited Ammo || FastD
[EU] .:HERMANDAD FENIX & MAPEADORES:. | ZOMBIEMOD | VIP 2.0
-NDW- #8 CS.Source Zombie Riot
[GER] ZOMBIEBUDE|FastDL by .:First-Frag:.
[KR][ZombieX2.net] 좀비서버 [korea.zombiex2.net]