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@J23CJK

Jesper @J23CJK #1228330900

1 September 2019
account created (per Roblox API)
31 Aug 2026, 00:59
last measured (UTC)

Username record

@J23CJK — observed 31 August 2026

Roblox’s API lists prior usernames without dates; the dates above are when this register observed each name, which bounds — but is not — the change date.

Groups owned (as measured)

Open data

Download this user’s observed record: username history (CSV) · record (JSON)

Also a member of

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LSPLASH#3049798 · you guys
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BIG Games™#2703304 · Fan
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Car Crushers Community#2726951 · Skilled Crusher
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BestBunny#15150189 · Member
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The Gang Stockholm#5273516 · Player
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Fisching#7381705 · Fischer
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YXceptional Studios#4217910 · Pro
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KreekCraft Community#3072234 · Member
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Launch A Rocket#72625563 · Member
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BIG Games Super Fun#10026748 · Fan
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Over the Moon!#5866831 · Member
2,772,108
BIG Games Experimental#4981455 · Fan
2,724,415
High Effort Projects#17327542 · Fighter
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Ghostworks#8204913 · Fan
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Vices Games#555253 · 🎮 [Players]
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RyCitrus Games#4707686 · 🍊 Citrus Party 🍊
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Gold Rush Games#35786254 · Member
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Big Banana Games!#17403909 · Owner
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push to start#16345316 · Member
959,572
Interbyte Studio#5126818 · Fans
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10K Steps#596089868 · Member
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YozGameStudio#16589685 · 成员
690,883
Whirlpool Studio#2756366 · Fan
621,480
Slik's Planet#14288532 · Member
415,922
Exply Mini#409760920 · Member
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Peak Productions.#8368080 · 🗻| Member
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TS Corporation.#16792806 · Member
321,049
holytail Studios#33799328 · Member
314,813
VedStudios#33966182 · Player
285,361
Komeri Obby#16346027 · GAMER
237,903
777 77 7 7 7#9123677 · Fan
235,863
Serunite Simulators#8973467 · Admin
230,935
Th1nk Studio#14284127 · Member
141,586
steep steps#16336856 · tourists
131,301
IX Studio (4)#34925290 · Member
126,877
A Snow Game#1005236967 · Member
126,244
JustFun Games#12852302 · Member
101,169
Polyhex Games#1175207 · Member
79,283
Merge Games Studio#16741934 · Member
47,119
The official erik.cassel fan club!#92218 · Fans
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Sammy Bundle!#32496194 · [🎮] Players
25,269
RNG Group!#735893088 · Member
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101 Games Studios#11099860 · Obbiests
7,894
Creative Vision#11868425 · Member
5,960
Mining Tech#34035995 · Member
3,370
Flare Studio (Flare Works)#33823106 · Member
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Peace's Place#14668167 · 𝐌𝐞𝐦𝐛𝐞𝐫
2,647
Blockwave Entertainment#32430498 · Creepy Squad
1,959
OP Studios Dev#4662653 · Member
484
scarlet script#15604517 · Fan
348
Low Descents#15725926 · Member
279
Fashionista Designs#32340226 · ☆fashionista☆
123
.systemz#17235262 · COOL PEOPLE😎😎😎😎😎😎
84
The Builder's TM#34428554 · Builder
66
NDCO Official Community#163527113 · Challengers
49
Aurex!#341978973 · Member
40
Da Great Burning Studios#266500869 · Developer
32
Solid Steel Studios#16760495 · Fan's
19
Hieroglyph Studio#344727228 · Member
4

Membership and rank as measured from this user’s public group list.