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

Domains that are blocked by oisd;

u-xxx.com
uberkinky.co.uk
uflash.tv
ugj.net
ugotitflauntit.com
uhfuck.com
uk-flashers.net
uk-tgirls.com
ukadultzone.com
ukhotjocks.com
uknakedmen.com
ukrainesmodels.com
uksugarbabes.com
uktickling.com
ukupskirts.com
ulingerie.com
ulmf.org
ultimatesurrender.com
ultra-granny.com
ultra-pornstars.com
ultrabdsmporn.com
ultradonkey.com
ultragranny.com
ultrahorny.com
ultralesbiansex.com
ultrashemales.com
ultrateenporn.com
umd.net
ummtube.com
unblog.fr
uncenjapan.net
uncensored-films.com
unclevids.com
underground-videos.net
underwatershow.com
undressmeslowly.com
unfaithfulxxx.com
uniformcunts.com
unijokes.com
union.fr
uniquebondage.com
uniquesexymoms.com
unitedhomeporn.com
unitedsexaddicts.com
univers-l.com
universblack.com
universogay.com
unlimitedaccesspass.com
unrealshemales.com
unseenporn.com
unshavedcuties.com
untrue.com
unusualporn.net
upbbw.com
upcomics.org
updatetube.com
upforit.com
uplay-istrip.com
uploporn.com
uplust.com
upmatureporn.com
uporn.com
upornia.com
uporno.xxx
upskirtcollection.com
upskirtjerk.com
upskirtpussypics.net
upskirtstars.com
upskirtviewers.com
upskirtvoyeurpics.com
upteensex.com
uralesbian.com
urlgalleries.net
urnotalone.com
urvy.org
usa-mature.com
usanudist.com
usaporntv.com
usasexguide.info
usaxtube.com
usearchx.com
uselessjunk.com
usgaytube.com
usporn.tv
utahdollhouse.com
utherverse.com
utopiaentertainment.com
utopiastories.com