Are any of these servers what you are looking for?

Servers with "Left" and "Dead" in the name:
Valve Left4Dead Server #18 (srcds154.vie-1.valve.net)
Babs' Left 4 Dead Server #1
Babs' Left 4 Dead Server #1
CosmicD's Left 4 Dead server
Valve Left4Dead Server #31 (srcds154.lux-3.valve.net)
Valve Left4Dead Server #33 (srcds154.lux-3.valve.net)
Valve Left4Dead Server #47 (srcds154.lux-3.valve.net)
Valve Left4Dead Server #13 (srcds154.lux-3.valve.net)
Valve Left4Dead Server #54 (srcds154.lux-3.valve.net)
Valve Left4Dead Server #56 (srcds154.lux-3.valve.net)