A total of 305 sites are hosted on 172.217.20.238.
Here are the first 5 as they would appear when searched for:
youtube.com/user/ProzisNutrition
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youtube.com/user/Pantene
(null)
youtube.com/user/euronewstr
(null)
youtube.com/user/XxDraqonqirlxX
(null)
youtube.com/user/luluyesyes
(null)
...and the list of the remaining 300:
youtube.com/user/IAmAChessGrandmaster
youtube.com/user/dittinmusic
youtube.com/user/RoxmbPlay
youtube.com/user/geydardzhemal
youtube.com/user/ZAROUTARASTA
youtube.com/user/AngelTwisty
youtube.com/user/BobDylanVEVO
youtube.com/user/UndercoverTourist
youtube.com/user/TheSoLaLook
youtube.com/user/PanPersTube
youtube.com/user/TrailersInSpanish
youtube.com/user/MineCraftasCo
youtube.com/user/SpaGamers
youtube.com/user/CashCamelHowToGuides
youtube.com/user/TheZemalf
youtube.com/user/DarduinMyMenlon
youtube.com/user/MacieCioszki
youtube.com/user/AlexMandelVlog
youtube.com/user/DiamondForever15
youtube.com/user/jeanphilips
youtube.com/user/CrystalLeia
youtube.com/user/100littlesophie
youtube.com/user/KBMTALENT
youtube.com/user/mogamuTV
youtube.com/user/TheTrueBrits
youtube.com/user/lbhorrorReview
youtube.com/user/patatipatatasbt
youtube.com/user/balsinitogt
youtube.com/user/cnbcawaaz
youtube.com/user/americanairlines
youtube.com/user/StigFromWoT
youtube.com/user/Medradio11
youtube.com/user/sureshproductions
youtube.com/user/yojoshyboii
youtube.com/user/EvilBender47
youtube.com/user/DayTradingForexLive
youtube.com/user/imagingbyjj
youtube.com/user/Joshioyt
youtube.com/user/themikeminute
youtube.com/user/wybuchajacebeczki
youtube.com/user/dxing97
youtube.com/user/amgadchanneleg
youtube.com/user/TheGraticle
youtube.com/user/TheNTVideo
youtube.com/user/equipetrader
youtube.com/user/TheRealShadman
youtube.com/user/l0n3lyb4chelor
youtube.com/user/starkingsbs
youtube.com/user/kurotsuki92i
youtube.com/user/orelsan
youtube.com/user/miticojovem
youtube.com/user/AgriyaInfoway
youtube.com/user/MrsFoxySly
youtube.com/user/SpeedoSausage
youtube.com/user/fandemanga3
youtube.com/user/VersaBC
youtube.com/user/CanalMisterTutoriais
youtube.com/user/SecularTalk
youtube.com/user/FBSKTV
youtube.com/user/bongloaded
youtube.com/user/TheDeadsheap
youtube.com/user/evanduffycomposer
youtube.com/user/bathbayakha
youtube.com/user/jfanchynaman
youtube.com/user/spacetoononline
youtube.com/user/sienduk
youtube.com/user/texasvlb
youtube.com/user/studiovaudsuisse
youtube.com/user/thenewageparents
youtube.com/user/Oosvaldo9691
youtube.com/user/SHAMSNN
youtube.com/user/octaneblue
youtube.com/user/MrDs0589
youtube.com/user/sxrepublic
youtube.com/user/thepianoguys2
youtube.com/user/aika8852
youtube.com/user/yaworsk1
youtube.com/user/Airbnb
youtube.com/user/CarolynClairvoyant
youtube.com/user/quite1nteresting
youtube.com/user/brightstorm2
youtube.com/user/ManUk347
youtube.com/user/concoursnl
youtube.com/user/aizalteyek
youtube.com/user/EowynEdoras
youtube.com/user/FISTROFILMS
youtube.com/user/PlaydaySite
youtube.com/user/Pomoshniza
youtube.com/user/JimsNerdNation
youtube.com/user/pingvinharcos
youtube.com/user/EclipseFdn
youtube.com/user/camerarecToby
youtube.com/user/EspirituDeLuchaHD
youtube.com/user/BadBros666
youtube.com/user/kollywoodgalatta
youtube.com/user/Sleikkari
youtube.com/user/HuffingtonPost
youtube.com/user/chrisdunntv
youtube.com/user/Dijana2407
youtube.com/user/skorch82
youtube.com/user/openenglishtv
youtube.com/user/soydanydiaz
youtube.com/user/TheLargewall
youtube.com/user/FurorIzDoma
youtube.com/user/jamescovenant
youtube.com/user/QuestProductionsLLC
youtube.com/user/adam400m1
youtube.com/user/mrletodie
youtube.com/user/ElectroDanceMovement
youtube.com/user/thegamescave
youtube.com/user/hitzontv1
youtube.com/user/avntisdouga
youtube.com/user/ctilburymakeup
youtube.com/user/yk351451
youtube.com/user/LE55ONS
youtube.com/user/LilredheadComics
youtube.com/user/JQV2486
youtube.com/user/cadeachave
youtube.com/user/MillionDollarExtreme
youtube.com/user/MocnyVlog
youtube.com/user/GuillaumeRuchon
youtube.com/user/HockeyReviewsForYou
youtube.com/user/movieshelf
youtube.com/user/SyrianGirlpartisan
youtube.com/user/TVman1981
youtube.com/user/omoshiroTVnico
youtube.com/user/diesuperhomies
youtube.com/user/cafebharattv
youtube.com/user/dedamiani
youtube.com/user/BMWi
youtube.com/user/DagelijksHaaDee
youtube.com/user/trynkalo
youtube.com/user/TrollStationYT
youtube.com/user/LaDivaDelTubo
youtube.com/user/crabbydogtrix
youtube.com/user/MrJCaptain
youtube.com/user/orguamentaledominio1
youtube.com/user/canalvocenaosabia
youtube.com/user/TelenovelaTelevisa
youtube.com/user/sv3rige
youtube.com/user/LWRFitnessChannel
youtube.com/user/WhatWouldRudyEat
youtube.com/user/AnatoliyDudko
youtube.com/user/RisKReturns
youtube.com/user/gramerschan
youtube.com/user/SeriousFreeman1
youtube.com/user/NicoleMenten
youtube.com/user/iKonakona
youtube.com/user/DiasGameplays
youtube.com/user/SingaporeSports
youtube.com/user/TrollNCodShots
youtube.com/user/tvanbodegon
youtube.com/user/zmianoholiczka
youtube.com/user/EvgexaChannel33
youtube.com/user/officialdjcause
youtube.com/user/tommyxangell
youtube.com/user/sprutinfo
youtube.com/user/saregamasouth
youtube.com/user/BusanKevin
youtube.com/user/PaRrotllaOfficial
youtube.com/user/inderjitmusic
youtube.com/user/RachelAimeMaquillage
youtube.com/user/HairNailsBeautytips
youtube.com/user/SirKazzio
youtube.com/user/ailsavideo
youtube.com/user/AntfishTAS
youtube.com/user/vizzzov
youtube.com/user/reqcartier
youtube.com/user/incrediBOLDtv
youtube.com/user/RootanaAflam
youtube.com/user/againstthecurrentNY
youtube.com/user/paullrob
youtube.com/user/iulimotor
youtube.com/user/marcoscavaco
youtube.com/user/prativad
youtube.com/user/OVPFILMS
youtube.com/user/Nucl3arW3ss3l
youtube.com/user/AnotherDayTVHD
youtube.com/user/avneretvous
youtube.com/user/ra7mat
youtube.com/user/UKpiano
youtube.com/user/D7om7shesh
youtube.com/user/MentoringMasters
youtube.com/user/casey4441
youtube.com/user/proownez2
youtube.com/user/TheOzakiyutaka1129
youtube.com/user/MrBalrogRUS
youtube.com/user/saudiihd
youtube.com/user/Dalorenzzo
youtube.com/user/Freakii110
youtube.com/user/JoaquinFernandez2012
youtube.com/user/TheToxmedia
youtube.com/user/TitanFallGame
youtube.com/user/sukakyan2nd
youtube.com/user/frank10984
youtube.com/user/UltimateCollecter
youtube.com/user/McLaRageMusic
youtube.com/user/ruhardru
youtube.com/user/Qickmon
youtube.com/user/kitakitune385
youtube.com/user/AlexclickTV
youtube.com/user/polinkeymoviecrew
youtube.com/user/ecroFeGushKa
youtube.com/user/GameplayHErBY
youtube.com/user/showluo
youtube.com/user/patoelsuperior
youtube.com/user/Codiscos
youtube.com/user/showonchannel
youtube.com/user/pipoballestero
youtube.com/user/luciene8282
youtube.com/user/GIMPtricks
youtube.com/user/TheAnnotatXperiment
youtube.com/user/TheCommentOnNet
youtube.com/user/SimonRueger
youtube.com/user/victoriajustice4all
youtube.com/user/RRRtoXXX
youtube.com/user/euroditalogcabins
youtube.com/user/20sarasa
youtube.com/user/LordAleem
youtube.com/user/canalbrunocostta
youtube.com/user/PumpingMuscle
youtube.com/user/UFCselect
youtube.com/user/TelstraCorp
youtube.com/user/InternetBurzhui
youtube.com/user/xxmichaeljames
youtube.com/user/iRyusa
youtube.com/user/LNGworkshop
youtube.com/user/ZackScott
youtube.com/user/2MarijuanaMan
youtube.com/user/esgn
youtube.com/user/Dampferhimmel
youtube.com/user/legslavish
youtube.com/user/AdamTheAlien
youtube.com/user/gouda57
youtube.com/user/cassetteboy
youtube.com/user/G18SprayAndPray
youtube.com/user/JacoboWong
youtube.com/user/TheScapeMine
youtube.com/user/dgsh187
youtube.com/user/SpanishVideoLesson
youtube.com/user/swiftor
youtube.com/user/FunnyFeed1
youtube.com/user/chaobo99
youtube.com/user/KirbendoWorld
youtube.com/user/ravijadhavfilms
youtube.com/user/kwisatz73
youtube.com/user/MaxNoSleeves
youtube.com/user/IndonesianIdol2012
youtube.com/user/MorninAfterKill
youtube.com/user/okchief420
youtube.com/user/kdtenthirteen
youtube.com/user/truckerhiob
youtube.com/user/thugnotes
youtube.com/user/BoogieBoongie
youtube.com/user/KudrinAleksei
youtube.com/user/revolucionmlm
youtube.com/user/ExtremeSeoTools
youtube.com/user/ZAMOfficial
youtube.com/user/GamingMrBest
youtube.com/user/CristianoRonaldo
youtube.com/user/Q8iPhone
youtube.com/user/hachu122
youtube.com/user/kazemalkhaghani
youtube.com/user/paindante
youtube.com/user/dzhigurda12
youtube.com/user/SSundeeVSGaming
youtube.com/user/MrMRALEXARTHUR
youtube.com/user/prankfiles
youtube.com/user/PhillyJus
youtube.com/user/byunbaekhundred
youtube.com/user/LucasFrijolTv
youtube.com/user/CoDTupakkalakko
youtube.com/user/RADIORMF
youtube.com/user/PROcsDIMAN24
youtube.com/user/MyPayoneer
youtube.com/user/5723michael
youtube.com/user/OfficialOlyfe
youtube.com/user/celldweller
youtube.com/user/adpressive
youtube.com/user/WagonersAbroad
youtube.com/user/a67oom
youtube.com/user/AgapornisVEVO
youtube.com/user/ErSatto
youtube.com/user/TheeCameronDallas
youtube.com/user/CentralPartnership
youtube.com/user/BABYMETALofficial
youtube.com/user/2MGoverCsquared
youtube.com/user/gamparao
youtube.com/user/Sangeetha2012
youtube.com/user/CZTUTORIALS
youtube.com/user/dslrvideoshooter
youtube.com/user/ELMashrou3
youtube.com/user/tvb
youtube.com/user/ChGrandStrategy
youtube.com/user/PayPal
youtube.com/user/harukosempai1234
youtube.com/user/fanatikogames
youtube.com/user/jetdaisukex