Test Server Developing is a CS 1.6 zombie server in Netherlands, at 134.19.177.245:26170. I first saw it in the Steam list on 26 Oct 2026.
Over the last 7 days it had 13 real players on average and 22 at the busiest moment. It answered 99% of my checks.
The map it runs most is zm_fox, 63% of the time.
Want to see who is on it right now, the cvars and the plugins? Open it in CS 1.6 Server Info.
AUABYSS | ZM | Zombie Plague
NLZombiezm_dead_house
144.124.254.15:2701520/32Real players
[ZM] Legendary Zombie [CSO+LVL] [NL]NLZombiezm_fastline_cso80.74.25.70:2701518/32Real players
OGKingZm Zonecs.ro *[Zombie Plague 6.2]*NLZombiezm_sahara87.239.129.191:2701714/32Real players
Targetcs-Gaming.org | ZP [FREE VIP+AP] | EuropeNLZombiezm_4rooms94.249.150.42:2701713/20Real players
Zombie Evolution -> HOSTMODS.COMNLZombiezm_aztec_infinity2.58.113.227:2701512/32Real players
[Renegade Army] Zombie Test ServerNLZombiezm_2015151.243.213.95:2703111/32Real players
Ark Gaming Zone #Zombie Plague#NLZombiezp_ark_vintage_v391.212.121.162:2701510/32Real players
Dead Horizon | Zombie Escape Levels | Free VIPNLZombieze_dust_escape_remake_dpfix87.239.129.191:270243/32Real players