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@zerosumjack #1540399348

31 March 2020
account created (per Roblox API)
19 Oct 2026, 00:33
last measured (UTC)

Username record

@zerosumjack — observed 19 October 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)

Cooking-army#10112370
3

Open data

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

Also a member of

Scriptbloxian Studios#4705120 · Legend
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Sonar Studios#2919215 · 🕹️ Sonarian
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Brookhaven by Voldex#3104358 · Member
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Virtuality World#3606245 · Member
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The Flamingo Fan Club#3336691 · December 5th we will all do something
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Official Group of Drift Paradise#5216132 · 👤Standard Drifter
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Emotes CO.#5446074 · Member
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Driving Empire by Voldex#4999963 · Driver
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Pilot Training Club#2794513 · Trainers
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Badimo#3059674 · Member
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USSF - United States Special Forces#22025 · [3] Specialist
3,413,514
Playduo Studio#4626344 · ⭐Fan
2,787,234
Police Roleplay Community#4328109 · Community Member
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Greenville, Wisconsin#3078161 · Verified Citizen
1,957,293
Moonlight Productions.#7311036 · Member
1,861,273
Team Crystal!#2823500 · [⭐] Fans & Supporters!
1,640,146
Roanoke, VA#4451448 · Member
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United States Army    #3108077 · [E2] Private Second Class
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Rats United#5948630 · Rat
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SEA Military#2648601 · [MR3] Petty Officer
1,209,465
WarriorCatsRP#2650756 · 🐾Member
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V0YD Expeditions#5039397 · Climber
1,176,527
[CUSA] United States MiIitary#4219097 · [E6] Staff Sergeant
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Innovation Inc.#157764 · Member
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UrbanSector#6811462 · Fans
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Dunn Games#4035125 · Fan
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Stateview Correctional Facility. ∞#5025380 · Commander
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The Nighthawk Imperium#1174414 · | 1 | Citizen
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ZO by Voldex#10378847 · Supporters
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World // Zero#4484634 · Player
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Strigid#6464780 · Supporter
763,477
Soro's Restaurant Franchise®#1108927 · Trainee
728,533
Stepford County Railway#3620943 · [TD] Trainee Driver
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Special Containment Procedures Foundation [SCPF]#2760782 · Class - D
617,987
Quarantine Roleplay Community#6448240 · Community Member
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Small World Games Group#4538540 · Member
584,801
Sebee#6303746 · 😎 PRO
527,465
PLATINUM FIVE#4668709 · Member
519,162
Royal Hillcrest#10380454 · Upper-Class Guest
455,624
Ultimate Driving Universe#2767837 · Fans
440,431
Grip Studios#32519006 · Member
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The United States Marine Corpsᅠᅠᅠ#5655676 · [E2] Private First Class
378,659
Lumber Tycoon 2 Fans#2658221 · Lumberjack
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The Robine#2808906 · RCT
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Peak Precision Studios#2654642 · Fan
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The Rainbow Omega Group#3229253 · Normie
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Jakarta Interactive#5177284 · JI | Members
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Maritime Roleplay Community#3297339 · (I) Roleplayer
263,725
Naval Roleplay Community#3534363 · High Ranking Officer🔱
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The Galactic Empire GRW#5298627 · Recruit
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Sandy Shores | DOJ-RP#10855191 · Member
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Anomic Studios#5473411 · Member
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Innovation Security#901313 · [LR]In Training
169,872
State of Firestone#2803360 · Tourist
160,067
Palm Creations#5611347 · Community Member
158,392
Runker#4575704 · Member
141,494
Traits of War Community#3025405 · Roleplayer
95,770
Timberline Productions#7856718 · Member
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Federal Bureau of Investigatiоn#6176039 · Civilian
78,480
FireX Industries#7132841 · Fan
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PoliceSim Studios#3244701 · Fan
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Winter Adventures Inc#15942903 · 🗻 Mountaineer
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Gamesphere#3905127 · Player
41,574
Wаr Of The Worlds#17109338 · Member
41,062
Universаl Union#6282775 · Member
37,117
/ Vicko Studios#5267631 · Member
30,991
Paradrop Studios#16912377 · Paradropper
21,302
skinny juicebox society#6191347 · apple juice ੈ♡˳
18,247
BCRP | Bartow County Roleplay#4784025 · Community Member
17,609
Los Padres Forest Service#16352767 · LPFSCandidate
14,432
RP Master Squad#8982220 · RP Squad
11,681
NW | Merseyside Police#982307933 · PCSO
10,193
The Thrasher Universe#8657882 · Citizen
6,094
Northpoint Police Roleplay#11313948 · Member
4,996
[SEA] Orion's Sentinels#16818877 · [LR1] Rigel Lambda
3,900
No.1 Group RAF 1940s'#14555483 · Cadet
3,581
NW | Merseyside Armed Police#1062826368 · (ARU) AFO
3,547
NW | Merseyside Police Roads Policing Unit#116951192 · PCSO
3,041
SEA Coast Guard#12378673 · [SR] Seaman Recruit
2,770
Redwood County Community#6760586 · Roleplayer
2,486
/ Camden Whitelist#398981933 · Whitelisted
2,253
[WW] Imperial Andouran Navy#33835096 · Ābelseiman
2,204
[SEA] Naval Commandos#32514709 · [OR-1] Private
2,053
TK Interactive#63551330 · Community Member
1,839
[SEA] North Atlantic Squadron [N.A.S.]#34386853 · [SR] Seaman Recruit
1,244
[SEA] The Diamond War Dogs#33978384 · [P1] Private First Class
1,189
(SEA) Royal British Air Force#35243308 · Recruit
1,004
Project: Mojave Wastes#32337354 · [♟] Member
770
Midway Roleplay | Community#12250056 · Community Member
755
Capts Fire Apparatus#35298461 · Customers
597
United States Military, WWII#34593968 · Private
482
Retro Policesim#11365984 · Supporter
475
Dark wolf galaxy Moon#10395211 · Community Members
257
The Windsor Diamond#15467182 · Member
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Snowy Frost Fans#4735635 · Snowys
195
Relaxation world!#5628035 · Cadet
99
Shiba's Friends#8346952 · People
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Sán Andreas Roleplay Community#10998832 · Awaiting placement
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Hanover, MA Fire Department#33786246 · Member
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The moon Group Adventure#10911357 · THE PRO ADVENTURES
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Membership and rank as measured from this user’s public group list.