TesterDev @TesterRDC #805918716
6 October 2018
account created (per Roblox API)
15 Sept 2026, 05:23
last measured (UTC)
Username record
@TesterRDC — observed 15 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)
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Download this user’s observed record: username history (CSV) · record (JSON)
Also a member of
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2,070,090MeepCity#655011 · Meep
1,504,600Tycoon Typhoon#3234576 · New
1,406,884Builders Club#8 · Member
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661,116Little Angels Daycare#2518831 · Toddler
629,128Rovi23 Fan Group#3064977 · Rovichuelo
535,734Turbo Builders Club#9 · Member
530,435Wings ツ#2514178 · 😶 customer
366,726Staff#3829 · Fans of Staff
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271,314Piggy Official Fan Club#5621507 · ✨PRO PLAYER✨
256,904TheGreatDevelopers#4144750 · Member
245,622Baldi's Basics#4142989 · Strange Students
227,750Tiny TrampoIine Park#5768684 · Jumper
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171,119The Construct#5229056 · Accepted
148,499Gator Games#3024886 · 🌹 Player
65,340Twitch Roblox#2622456 · Fan
61,740Mario5537 Gamepasses#3102949 · Mario5537s Friends
39,477Alexnewtron#4880 · Member
38,574Official BloxWatch#3736200 · s̸n̸̶̨ó͡i̶͞n͟ì̡m̴̶
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33,510Blox watch corporation#3427934 · Blox Watchers
30,631Ragdoll Simulator#3618497 · Supporter
24,071robloxo studios#2731732 · Member
20,622mateyk Fanclub#332343 · Pancakes
19,813Guest Lovers#8930 · Guest Lover
14,509Micheal_P Official Fanclub#2953964 · Fans
9,394Crazy Robloxians FanClub!#108663 · Member
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5,864my sons#4019921 · blessed
1,613Serve Cleetus#5728012 · Servant
1,460Teleblox Studios#4904260 · 🚀 Supporter
951"Ghoul!"#3457393 · Members
823Supernius Games#6208049 · ⚙️ QA Tester
735Dank Meme World#4484790 · Dank bread
305ChiII studios Simulators#5390831 · Chill fan
273Devbyte#5255860 · Veterans
240Jack & DJ Productions#5637580 · 💖 | Fan
213Respect The Guest's#2652322 · Guest Supporter
184JP #streamteam#2651200 · #streamteamNoob
172The LxL Studios#9112161 · alex's sacrifice
164Shed's Cult#5887285 · followers
98Piers And Avery Gaming Fan Club#3367667 · Fan
43#ducky gang#5585459 · cool duck
38~ ROBLOX Secrets ~#2904399 · Member
26Angry Birds | Meme clothing#3399026 · angry birds
21Quinx Productions#10296400 · Good-Quinx
19P.I.X.E.L.A.T.E.D#10329400 · Alts (EVERY POWER)
15Nostalgia Roblox#5893529 · Member
12Robloxian Builderman (EA Foot blox)#4390151 · Roblox Soccer Expert
3Membership and rank as measured from this user’s public group list.