@castlejack #41180798

9,970

followers (as measured)

16 April 2013

account created (per Roblox API)

19 Aug 2026, 10:59

last measured (UTC)

Username record

@castlejack — observed 19 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)

The Traffic Cone Association - T T C A#3810370

castlejack#6149938

Open data

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

Also a member of

Car Crushers Community#2726951 · Skilled Crusher

Jandel's Road Trip#33097934 · Owner

RCM Games#11867394 · Member

TBlox Mini#32305181 · Member

SEA Military#2648601 · [WO] Warrant Officer

Innovation Inc.#157764 · Builder L2 - Intermediate

Nightmare Industries#2930838 · Fan

devGem#2776987 · Fan / Member

Quantum Science Inc.#2847031 · Employee

Royal Hillcrest#10380454 · Upper-Class Guest

Creative Storms#7105773 · Member

Glacid Games#5773173 · Group Member

Sandy Shores | DOJ-RP#10855191 · Member

Typical Developers#2700233 · [🐣] Fans / Supporters

Innovation Security#901313 · [MR]Elite Tier Guardsman

Moonwood Studios#4525406 · Fan

Universal Roblox Park & Resort#1181615 · Park Guests

Code Noob Productions#4308278 · Contributor

AVENUE VANCE EMPIRE#4727493 · Souls.

[UK] United Kingdom#541807 · British Citizen

Zik's Dev Team#9486589 · Common

Cruise Life#4124057 · Fan

State of Ridgeway#6768136 · Resident

Tid's Games#8843895 · Member

Polarstar Studios#5615635 · Members

Military Productions.#13955368 · Member

boring box#13586283 · players

Blue Bamboo Games#34679126 · Passenger

D1mollts Studio#15529301 · Member

HumanKind Studios#9663091 · Human

Shrek Wars Games#5000613 · Fan

CyberPlay Interactive#12249155 · Member

Questing Mouse Games#2964904 · Loyal Fighter (Beta Player)

Goosers!#13756505 · Gooser Pals

Whatever Floats Your Boat#2648514 · New player

Koiverse#892617540 · Fan

Arcane Reborn#4959314 · Members

Beginnings Community#1024032 · Mithril [Level 175+]

Roblox Towers Park & Resort#2556700 · ✦ journey into the beyond

Lego Larpers#15258657 · Low Lander Scrubs

DeLongpre#9069010 · Acquaintance

ACSM: ACS Modification#7248346 · Community

Sojourner Studios#2517152 · Supporter

cool stuff and things#16323912 · Normally Normal Member

Eggs D Studios#5141428 · Players

BrainWorkz#9769036 · Survivors

Innovation Security Elite#1161828 · Elite Rank

• Lunar StarLight •#13172981 · ⋆ ᴘʟᴀʏᴇʀ

Field of Battle : Orcs#2614044 · Grunt / Unranked

M | State of Mayflower#14709248 · Tourist

Unoriginally Original#13742705 · Member

wеld#6403786 · Member

simstore#15857213 · Customer

Winds ᴏꜰ Winter#33449736 · Lowborn

Universal's Cabana Bay Beach Resort#2915416 · Guests

ACS R15 Mod Community#14799424 · Member

Arab & Rich#5360818 · designer

UDU Crew#12998292 · Member

Kandahar Province, Afghanistan#6962563 · Member

Banana Dev Studios#3394545 · Member

Express Elite Official Group#34849575 · Early Members

Zeronex Corp.#5552281 · LV. 1 | Employee

the void community.#612580519 · member.

Shark _ People#5143309 · Shark Civilians

Undead Defense Community#1028883 · Survivors

Team Rift#4942533 · Early Access

Twisted || Amisit Heres#16652496 · Settler

Waelstow#3720711 · ((( Admin )))

Underground Fan Club!#2811710 · Fan

Nyan's Dumpster#10545746 · Moudly Onions

SuperColin Fan Club#357544 · Fan

SpaceZ Department#16182487 · Great buds

Undead Defense Reborn#15697973 · Owner

Thomas' Development#15038657 · Member

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