https://raw.githubusercontent.com/mrvivacious/PorNo-_Porn_Blocker/master/lists/Urls/4.txt

Domains that are blocked by oisd;

40ozbounce.com
40somethingmag.com
41tube.com
4555000.com
4bir.com
4boystube.com
4cam.com
4club.com
4greedy.com
4kfreeporn.com
4matureporn.com
4mycams.com
4pig.com
4porn.com
4sexwebcams.com
4tube.com