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1_Magma @911coopermason #1087927245

Roblox reported this account as terminated when this register checked on 18 August 2026. That is our detection date — Roblox does not publish when the termination happened.

21 May 2019
account created (per Roblox API)
18 Aug 2026, 12:12
last measured (UTC)

Username record

@911coopermason — observed 18 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)

S.C.P. Roleplay v3.#16186110
61
S.C.P. Roleplay v3 R.A.I.S.A.#33301092
16
S.C.P. Site 45 Roleplay#15594550
13
Site - 36 Roleplay#12958964
12
S.C.P. Roleplay v3 Security Department#33303431
10
Sitio-negativo-0010 oficial group#7855297
5
A-92 | Mobile Task Force Omega-1#33370155
3
A-92 | Mobile Task Force Alpha-1#33370195
3
Site - 36 Roleplay Security Department#13493383
3
A-92 | Mobile Task Force Nu-7#33370224
2
A-92 | Mobile Task Force Epsilon-11#33370182
2
Tanqr FanClub 2.0#9604271
2
Zeta Asylum Roleplay#16755186
2
A-92 | Research & Engineering#34256293
2
Zeta Asylum Roleplay [V2]#17079641
2
A-92 | Mobile Task Forces#12986176
2
A-92 | Specialized Combat Unit#33387787
1
S.C.P. Site-92 Intelligence Agency#33061487
1
A-92 | DELTA-03 "First Responders"#33098448
1

Open data

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

Also a member of

LSPLASH#3049798 · you guys
24,095,132
Car Crushers Community#2726951 · Skilled Crusher
8,646,011
Jandel's Road Trip#33097934 · Owner
7,284,946
Paradoxum Games#4914494 · Player
6,047,929
Thinking Project#1235888 · noob
4,153,320
Pilot Training Club#2794513 · Rescue Squadron Pilot
3,877,690
Pinewood Builders#159511 · Member
3,022,488
Zombie Attack Official#3576655 · Member
2,802,548
Slyce Entertainment#5470076 · Fan
2,302,946
Police Roleplay Community#4328109 · Community Member
2,227,180
Bright Games Studios#13081182 · ✨ Rank II
1,765,588
Super Heroes™#3020631 · Member
1,539,179
SCP | Roleplay Community#5479038 · Roleplayer
1,268,759
Stateview Correctional Facility. ∞#5025380 · Commander
1,006,459
Verticy Studios#32060932 · Special Forces
870,763
Μilitary Simulator#4800484 · Red Army Conscript
808,322
Five-O Community#4824823 · Member
720,920
Special Containment Procedures Foundation [SCPF]#2760782 · Class - D
618,098
Fireblox Games#8254225 · Member
539,785
Valley Prison#33269521 · Donator
461,372
[:] Nova Corporation#4965800 · Class - B
460,704
The Robine#2808906 · RCT
343,846
FRP | Red Army#5224523 · Sr Lieutenant
306,133
Superior Tycoons#13787402 · 🎮 Player
299,805
Federation Of Robloxian People#4246982 · Group Member
245,698
Pinewood Builders Security Team#645836 · Trainee
241,160
SCP: Site Roleplay Community#2935212 · Group Member
219,943
Mano County Roleplayᅠᅠ#10116878 · Member
218,566
Grand Robine Army#6047403 · Militia
208,375
Foxtrot Asуlum Rolеplay#5555046 · Legacy Patient
195,563
Roblox Developer Community#10720185 · Developer
186,281
Roblox Intervention Foundation#5189037 · Clearance-0
170,064
FRP | Police#5224525 · Junior Candidate
113,909
Steady Studio#10035884 · 🎮 Gamers
106,860
S.C.P. Roleplay#3895837 · Level-0
106,246
The Red Lake#7918368 · Member
100,516
Zeta Medical Corporation#5763193 · Community Fan
86,491
Sap's Hideout.#32344894 · Followers
84,117
Left 4 Survival Community#3507485 · Fans
47,901
Site-35 Fan Group#5197916 · Member
41,853
Official-SCP Nine-Tailed-Fox-Mod#3281789 · Security Department
39,065
The Robloxian Hospital V2#4898181 · [5] Security
37,584
SCP: Broken Dawn#16196784 · Member
27,775
Simple Games Community#32340616 · Fan
18,870
Nine-Tailed-Fox-Mod-Mobile-Task-Force-Branch#5285029 · Not-Assigned
15,353
THI || The Horizon Initiative#4844218 · Outsider
13,755
Southern Transportation Lines#5887079 · {R} Recruit
7,057
Thе Fоundatiоn#6978984 · Class D
5,806
Stryflex#17052593 · Community Member
4,056
SCP | Research & Containment Facilities#4518585 · Level - 0
2,934
Team 760#2844386 · Member
2,248
FRP | Spetsnaz Entrance Program#11978901 · 2
1,869
[SCPF] | Site - Blackout#15796961 · ⌠ · Test Subject - Disposable · ⌡
905
Sierra Medical Institution#5202217 · Patient
804
S.C.P. Site 24#4980165 · Class-D
459
Contain and Research Foundation.#7998406 · Foundation Classification
299
Unusual Incidents Unit | RIF#5521814 · Recruit
269
S.C.P. Roleplay Films & Events Community#16860317 · Community Member
235
S.C.P. Roleplay V.3#16476025 · Cadet
225
S.C.P. | Roleplay Reborn#15720504 · » Disposable Inmates «
212
Site-49 Roleplay#8537862 · Grade-0
152
|| Asylum [RP] ||#10476482 · Member
132
S.C.P. Roleplay v3 Revival#12942844 · Cadet
73
S.C.P. Roleplay v3#16786279 · Level-0
53
Classified Area-51#33109686 · Level-2
47
RIF｜Scientific Department#8747729 · Apprentice
35
Special Containment Procedures Foundation •SCPF•#5812816 · Class-D
35
RIF｜Medical Department#8747781 · Intern Resident
20
RIF｜Mobile Task Force#8747671 · Alpha - 1
18
Site-49 Department of Investigation#14187522 · O5-1
12
SITE-169 | Global Occult Coalition#34118775 · Commander-in-Chief of the Coalition
7
Socio Stabilization Team#17008726 · SWORD Commander (SWORD-ACTUAL)
4
S.C.P. Site-92 Security Department#33006303 · FOUNDER A.C
2

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