JUSTUPANDDOWN @coolcj17boy #1254959028

24 September 2019

account created (per Roblox API)

22 Sept 2026, 11:50

last measured (UTC)

Username record

@coolcj17boy — observed 22 September 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)

$selL out$#8518938

BlackMasked Army#5204242

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Also a member of

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Jumping Juniors#15717051 · Try Hards

XP Simulators#16082989 · Lifters [💪]

Smart Play#33352569 · 😄Player

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The Roman Empire ᅠ#6124305 · Provincial

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The Roblox Assault Team#7013 · [1] Conscript

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Everest Games Holding#4902831 · Players

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Jandel's Games#15699300 · Member

Lajebo Games 2#15402473 · Fans

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Crazy Physics Studios#34608303 · Fan

The Sith Order#3197893 · Tyro

Dancing Corporation#34380495 · Member

FNT#5260665 · $ | Regular Customer

United States Marine Corpsᅠᅠᅠᅠᅠᅠ#5308000 · [RT] Recruit

'gaijin#3990831 · goobies ꒰ᐢ. .ᐢ꒱⊹

FA | Finnish Army#5290284 · [OR/1] Private

Downfall Official Group#8507622 · Member

Mafia#4206525 · Citizen

Mace Games#5112801 · Member

Sxlling Gang (SG)#7567670 · (cop merch) = Rank Up

Samurai Forces#2715088 · Unknown Traveler

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NLE CHOPPA ENT#4818507 · CHOPPA CREW💰

Simple Clothing.#6279764 · Member

heheheha12#2584679 · revenue

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Trey Group 一#7597029 · 3SC Family🗣

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Local Trap Productions#6599068 · space®

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No1 Locust EU Fan-Club#3695781 · Fangirls

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Daisy's:)#6907055 · Mini d4lls

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