@Jacobrj12 #1126329984

19 June 2019

account created (per Roblox API)

14 Sept 2026, 01:43

last measured (UTC)

Username record

@Jacobrj12 — observed 14 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)

Roblox Official Inspectors#6554943

Jacob Incorporated#5835244

Jacob Alliance#5282738

Jacob Builders Security Team#6159389

2

Jacob Brands Official Group#5169467

Open data

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

Also a member of

BIG Games Pets#3959677 · Fan

Bee Swarm Simulator Club#3982592 · Member

Roblox#7 · Member

Osyriss Studios#3996161 · 💎 Member

BIG Games™#2703304 · Fan

Rumble Studios#3333298 · Fan

The Flamingo Fan Club#3336691 · December 5th we will all do something

Car Crushers Community#2726951 · Skilled Crusher

Foxzie#3955051 · 👤 Member

Pinewood Builders#159511 · Member

#FireNation#4008286 · Fire Member

BIG Games Experimental#4981455 · Fan

Police Roleplay Community#4328109 · Community Member

Nova Hotels X#4683371 · Hotel Guest

Rensselaer County Official#5499489 · Member

Car Crash Simulator Official Group#3338997 · Fan

Lite Empire#3602628 · Player

Roanoke, VA#4451448 · Member

The Red Army .#4802792 · Initiate

Rats United#5948630 · Rat

Innovation Inc.#157764 · Member

devGem#2776987 · Fan / Member

LOL#2 · Cheezburgers

Μilitary Simulator#4800484 · Community Member

Special Containment Procedures Foundation [SCPF]#2760782 · Class - D

Quantum Science Inc.#2847031 · Employee

Lumber Tycoon 2 Fans#2658221 · Lumberjack

Studiolo#6152542 · Member

RobloHunks#1 · --

Staff#3829 · Fans of Staff

Yuzoki#3762778 · novices

Plane Crazy Developers#4518168 · Fan

Pinewood Builders Security Team#645836 · Trainee

Plasma Inc.#4192306 · Member

Innovation Security#901313 · [LR]In Training

Blizzei#3817529 · 🖤people

Old ROBLOXians!#127754 · < 2016/6 - 7 Years >

Voltage Entertainments Studios#4700368 · Members

LeMonde Airlines#1156950 · Economy Class

Dogs & Puppy Lovers#13783 · Group Member

Summit Studio Games#2956483 · Fan

Blockate#3595826 · Fan

Kouture Kingdom#5282942 · Fan

Gamesphere#3905127 · Player

Portal Roleplay#3305877 · Portal Fan

Rails Unlimited Open#3583111 · Players

Discover! Inc.#2687440 · Members

Horizon Entertainment™#3450271 · Member

Moderation#71 · Fans of Mods

OK Fans#5939215 · Member

Wheatley fan group#558855 · Wheatley Fan

Tarabyte's Fan Club#447836 · Curious Fan

Liam's Developments#7169836 · Member

Autism Spectrum#5238592 · Supporter

ATOM Co.#4209073 · Member

Tau Inc.#4362213 · Member

Innovation Security Security#5447680 · [LLR] In Training Training

Pieza#5910421 · Customer

Cerruti#2761401 · Consumer

rtrack.social#5417040 · Member

Game watchers#1020035 · Amazing Stunter

Maru-oto#3487894 · Subscriber

Innovation Inc. Music Composers#7214636 · Member

Reagan#4583363 · amigo

[The Ape Empire]#6520604 · Apes

North Wales Police - (Heddlu Gogledd Cymru) (NWP)#4960651 · Citizen

Stop Bullying Noobs.#6083065 · Noob's

Soldier627 Fan Group#4155640 · member

Killer Wars Official Group#6234195 · 🎮 Killer

||SCPF|| Special Containment Procedure Facility#4625822 · CD

Scriptics Studios#4384383 · Fan

Stockend Lesuire Centre#5558415 · [C] Customers

Roblox's Top Designer#7673215 · Q98wq8b3

Jumpiez#4891423 · 1 | Jumper

Clothing Dream Fever#6165752 · The derp's

Michael Rosen club#7583159 · epic person

Coalina#2827206 · Not Quallified Group Member

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