Koen @CoolKidsYT11 #1568227730
14 April 2020
account created (per Roblox API)
10 Sept 2026, 00:51
last measured (UTC)
Username record
@CoolKidsYT11 — observed 10 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.
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Also a member of
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31,171,001Sonar Studios#2919215 · Member
18,790,501Chillz Studios#2782840 · 🌟Royal Member🌟
18,663,229Current.#34852864 · Member
18,324,055⨯ Small World Games#17140361 · Goof
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2,867,773Devs 4 U Productions#33064017 · Member
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1,095,374Project Viltrumites Community#34995941 · Members
867,022MmiiGames#35222573 · Member
794,968ULTRA works#172453377 · ultra member 🥶
569,405Dragon Soul (DS)#11908960 · Fighter
465,534Speed Run Simulator#6895717 · ⭐ SUPER Member
342,216REACT Studiosᅠ#17180419 · Member
333,5233K Forever#5409923 · 3K 😎
157,770Celestial Realm Productions#34529298 · Member
84,013Dragons’ Ambition#365154401 · Member
79,071Prisons_Group#34868701 · Member
76,346Touch Guap#4956464 · Member
74,814The AllStar Fan Club#6018466 · AllStar Fans
52,762smellyFartUGC#16786404 · Member
50,974[IA] Imperio Antrax#9139094 · my saints
38,979Y.R.N Ent#5773510 · 🔥Valid Shoppers™ 20+ Purchases
37,109Blak's UGC Store#6812868 · Supporter
29,828MHB#9439699 · Member
26,767le codex#32437239 · ∫ 𝒹𝒾𝓈𝒸𝒾𝓅𝓁𝑒𝓈 ♙
26,138😷West Side Scum$😷 [WSS]#4028275 · ⭐WSS⭐ New Scum$
20,029SYNA UGC#35409673 · Shopper
18,143💎 Glo Gang Association 💎#3528750 · ★︎Buy Uniform★︎
15,853Cosplay Culture#34325433 · ⚜️Knights
13,048#RuthlessGang#5191607 · [4] Premium Clientele
10,390DesignerClothes#5610991 · Dr
8,774#Glory Boyz Ent#6082140 · 🏄🏽 | Customers
7,044slimehearts#5216267 · 🌐®
5,770Kate's Corner!#34457067 · UGC Consumers!!
5,531Dragon UGZ#32641050 · member
5,484Hacked Pigeon#4580309 · Pigeons
2,528[WSS] West Side Scums 13#5765517 · |ᴡꜱꜱ|★ ⇢ ★ Initiation★
2,196Glo Dollz#7041928 · [💕] Gloyalty
2,112Triple $even Disciples#5218983 · 🌎 Global 💫
1,696[DBXM] Legendary_Clan#17062271 · Low-class Warriors
996Baton Rouge [2024]#5728594 · Citizens
771043 Block Spinning Slimes (BSS)#5893129 · Apprentice
745Savageboiroro group#6380034 · Member
133Epic UGC Creations#34783684 · ⭐| Supporter
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61SWAGCOOLDUDE91 GANG#5935319 · Member
16Membership and rank as measured from this user’s public group list.