Matthew @Mlesn1ak #454665984

4 December 2017

account created (per Roblox API)

26 Aug 2026, 13:16

last measured (UTC)

Username record

@Mlesn1ak — observed 26 August 2026

@MlesniakGamingYT — observed 26 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)

/// USMC | United States Marine Corps#7731230

Emergency Services Vehicle Market | ESVM#4936935

Fusion Development Studiø#12272863

PFD | Pottstown Fire Department#34155203

6

/// MP | Marine Military Police#7753591

2

/// MAC | Marine Administrative Command#7771301

1

/// HQMC | Headquarters Μarine Corps#8257754

1

/// I MEF | I Marine Expeditionary Force#7786360

1

/// USMC | Officer Candidate School#8141506

1

/// MARSOC | Marine Special Operations Command#7771290

1

/// TECOM | Training & Education Command#7731371

1

/// JAD | Judge Advocate Division#7782784

Open data

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

Also a member of

Wild Atelier#7947655 · Member

KizmoTek Studio#3115970 · Community Member

Paradoxum Games#4914494 · Player

JOFO Games#15340279 · Support

Shiny Star Games#11346367 · Member

SCP | Roleplay Community#5479038 · Roleplayer

Blox Studiо#4843020 · Member

StyLiS Studios#1103278 · Supporters

rep rep's studio#9016166 · Fans

The First Encounter Assault Recon#72321 · [REC] Recruit

Trade.#650266 · Trader

Toomoo's Games#34060676 · Silly Person

MZ Community#12527656 · Member

Blox Channel#515698 · (HC) Genre Coordinator

content deleted_2864910#2864910 · Trainee

0 to 100 real quack#35855435 · Member

CharlieStudios#6550041 · CS Member

BC | Vancouver Police Department#5530298 · Trainee

State of Mayflower#3403692 · Tourist

Cone Crew Classic!#4247423 · 🎉 Fan

United States Marine Corps ᅠᅠᅠᅠᅠᅠᅠᅠᅠᅠ#5497028 · [E1] Private (Complete Basic Military Training)

DEVIL Script#8939440 · Junior DEVIL

Polarstar Studios#5615635 · Members

Shiny Star Creations#15343918 · Member

Province of New Kempton#888968 · Citizen

Windows on the World#8444149 · Valued Customer

Roblox DevForum Community#3514227 · Member

loathful society#4896947 · members

PodTech#4836454 · Customers

New York Moderation Team#4499636 · Pending

Generic Uniform Depot#14711938 · Member

State of Fairhaven#4144212 · Tourist

Lassen County RolePlay#4618556 · Citizen

Nightfire Aesthetics#4851894 · друг

ΕСΗΟ#7206621 · customers

(NK) New Kempton#2907114 · Middle Class Citizen

ᴘʜɪʟʟʏ#702761831 · Whitelisted

Jefferson City Volunteer Fire and Ems#4724213 · Applicant

eonWare#15034216 · Community Member

Box7 Studios#8024131 · Customer

SCPF: Special Containment Procedures Foundation‧#4908159 · Level-0

Simulation Development#8021287 · Community Members

Taftville Fire & Rescue#10311815 · Senior Firefighter

SoNY || State of New York#4410029 · Tourist

Law's Customs#9758877 · Customer

State օf Mayflower#10980802 · Citizen

derelicts#6902301 · friends

Wave Tech.#10297414 · Member

TP | Tactical Productions#10634755 · Customer

Bondi Council Lifeguards#5025749 · Respected Member

Old Mill VFC#337000462 · Probationary Fire Fighter

Jaws Fire Equipment#11669749 · Employee

Northern Development Studios#9412460 · Member

Poncake's Group#5429720 · Member

XYZ Development Group#9810000 · Member

EasyStreet Productions#4469165 · Customer

RoadRunner Emergency Vehicles#9396922 · Client

twisted nation .#6184712 · illnesses ღ

Salty Boyz Development#14437846 · Development Team Member

Group Retired#8030112 · Community Member

First Responders Custom#9172030 · FRC Development Staff

United States | Border Patrol Roleplay#9011089 · Immigration Office

Urban Warehouse#13689904 · Member

Emergency Customs!#11498748 · Verified Member

TrueNorth Studios#11082742 · Member

PG8625's Hangout#13078611 · Community Member

Ryan's Marketplace#12099499 · Customer

Sploq & Co.#6802235 · pesron

Lincoln County, Arkansas#33463638 · Department Member

Ghost Outfitting#10999506 · Member

Auburn Gresham, Chicago#13499348 · Citizen

Ryu's Custom Shop#7378311 · Member

Vortex Development Hub#9130375 · Supporter

_~ United States Marine Corps ~_#6743621 · [E1] ᴘʀɪᴠᴀᴛᴇ [ʀᴇᴄʀᴜɪᴛ ᴛʀᴀɪɴɪɴɢ]

Stone Valley Fire Company No. 1#5242683 · Probationary Firefighter

Saucey Emergency Solutions#15440156 · Member

Pink Explorer Gang#6144109 · Follower

State of Reston#12344347 · Resident

Mount Tugaloo, Pennsylvania#12515172 · Resident

Red Willow Fire Department | ToRW#906713746 · Personnel

Glo's Friends <3#4370400 · cool kids

Triston's Marketplace#12034366 · Member

State Of Springfield [Official Community]#10440506 · Member

[ᴘʜɪʟʟʏ] Philadelphia Fire Department#774933982 · Fireman

Region of Bi-State#8801259 · Community Oversight

Warhawk Fire Department Development Team#941665311 · County Administration

Imperial Naval Affairs-#6034846 · Crewman

Upper GreenWood Lake Fire Department#12022994 · Probationary Fire Fighter

9

Upper Saucon Township, PA#13687448 · Civilian

8

Roosevelt State#5981913 · Developer

5

Zunkin Studios#12987156 · Group Management

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