j4ack @J4xckx #2820373228

18 August 2021

account created (per Roblox API)

24 Sept 2026, 23:26

last measured (UTC)

Username record

@J4xckx — observed 24 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)

Island Karting RBLX#15691507

Open data

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

Also a member of

Wild Roleplay#4488708 · Fan

Pilot Training Club#2794513 · Trainee Pilots

EQ Productions.#10360930 · Member

Police Roleplay Community#4328109 · Community Member

Windburst#11189454 · Member

Abracadabra#997074 · Players

Talent Show Group#2794002 · ⭐ 100Rep+ -Experienced

Five-O Community#4824823 · Member

Stepford County Railway#3620943 · [TD] Trainee Driver

ScotWARE#8426585 · Player

Toosie's#7907649 · Member

Project Flight#5868640 · Member

Evergreen & Co.#13918957 · Security Trainee

San International Air Lines#4493874 · P | Economy Class

LLP Projects#7779951 · Group Management

Network Britain#6074059 · [PS] Passenger

[-] Royal Guards#32411430 · Lance Sergeant

SpeedKart#5999767 · Customer

Sheffield, South Yorkshire#35452691 · Member

[-] Metropolitan Policе Servicе#32418861 · Chief Superintendent

RoUtilities#11980527 · Member

Evergreen Security Group#13955935 · Pending

Direct Retail Solutions#12734419 · Fan

BloxTech Group#3589314 · Member

[-] London Ambulance Serviсе#35238415 · Team Leader

ROBLOX ARCADE Group#13303155 · Member

ΕСΗΟ#7206621 · customers

TechHaven#7309700 · Client

RAAPA#9876244 · Fan

F2P Railway#5106828 · [QD] Qualified Driver

WaIiBlox#5921281 · Park Visitor

Mz's Monster Jam Tour#3840819 · Players/Drivers/Fans

SKW4NGN0K#2615466 · active

Neptune Industries#8700638 · Customer

Vortex Lighting#9873831 · Customer

Bay Hub#12648541 · Customer

Lmk UGC#34062442 · Customer

Triple A Amusements#4166296 · Visitors

[-] Hampshire#34595969 · Tourist

[UK] Cіty of London#218181086 · Project Manager

Show Time Funfairs#5111889 · Previewer

[UK] Metropolitan Polіce Servіce#879181875 · Developer

Project Studio's lnc.#10250589 · Fan

Robloxian Carnivals#5778416 · Member

Lunar Lighting#16687667 · Member

[UK] London Ambulance Servіce#860308753 · Developer

[CRPC] Cornwall | England#704002488 · Resident

[UK] Royаl Guard#418300484 · Member

London City UK RP#145458614 · Member

Thunders' Pleasure Beach#5016118 · Verified Guest

Bourny’s Productions#6360036 · Member

Curry's Funpark#6936056 · Park Guest

Fundamania#10703633 · Developer/Helper

Metropolitan Police Service | London City Roleplay#285977827 · QPC

[MET] Met Operations 8#438494069 · Duty Sergeant

[RG] Commissioned Officers#491402907 · Developers

[MET] Met Operations 19#810048776 · Developer

[MET] Met Operations 7#82457358 · Developer

[MPS] Training Services#535699052 · Developer

SidBlox Fan Group#10294728 · Amazing Fans!

[MET] Met Operations 3#775168227 · Developer

LLP Staff#615560506 · Awaiting Rank

[RG] Grenadіer Guards#340169276 · Developer

[LAS] Training Managers#891965466 · Developer

[RG] Royal Military Police#713938100 · Developer

[LAS] Critical Care Team#637235433 · Developer

[RG] Service Complaints Ombudsman -> Armed Forces#102068612 · Developers

[MPS] Professional Standards Department#872307592 · Developer

[LAS] Ombudsman#882881950 · Developer

North Coast Adventure Park#9361307 · DEVELOPER

7

[LAS] Hazardous Area Response Team#477593617 · Developer

7

Project Britain#35117447 · Member

6

Science Facility Inc.#16318058 · Engineers

4

Portsmouth, United Kingdom#943676167 · Member

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