IJsbear @Jan_willem5 #2381643615

18 February 2021

account created (per Roblox API)

11 Aug 2026, 07:41

last measured (UTC)

Username record

@Jan_willem5 — observed 11 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)

Politie Landelijke Eenheid | ATN#12649533

Koninklijke Marechaussee | ATN#8283323

Dienst Speciale Interventies ATN#12282473

Brandweer Amsterdam RP#12650170

Rijkswaterstaat | ATN#15271380

Ambulance Amsterdam Roleplay#12658423

Staff Team | ATN#12834316

Meldkamer | ATN#10968096

Reddingsbrigade ATN#35432678

Dienst Koninklijke en Diplomatieke Beveiliging ATN#35432714

Kmar Arnhem#10968611

Beta testers Amsterdam, The Netherlands#14866610

goblin family.#6050403

Open data

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

Also a member of

KizmoTek Studio#3115970 · Community Member

Pilot Training Club#2794513 · Airline Pilots

Plaid Studio#16790742 · Member

Washiez#10261023 · Customer

Cruising Studios#5435520 · Fan

Greenville, Wisconsin#3078161 · Verified Citizen

Pablo's#2832203 · Chef

Car Parking Level#5702218 · Member

Maldivian Resort and Spa#8129727 · Experienced Player

Official Palm Beach Studios#17028435 · Member

Bloxco Stores#14334637 · myBloxco Member

The Lab‘s Experiment#6033540 · Scientists

Tazzers UGC Investors#35476709 · 🔵Hype Beast

McRonaldʼs#8189157 · Junior Crew Member

Chronos Studios Co.#14626498 · Employee

Future Nostalgia Productions#14092867 · Nostalgia Member

Game About Kingdoms#1111685284 · King

The Oak & Ivy#392370097 · Trainee Crew Member

muffahi's trains#4289781 · Member

Winter Adventures Inc#15942903 · 🗻 Mountaineer

Transport Simulator [TS]#2636810 · Passenger

Tableboard Studios#4795028 · Tableboardian

Ozark Development Team#8289177 · Member

NBC Roblox Studios#13792554 · [V] Viewers

Sunny Resort Hotel#14848229 · Community Member

NL | Verkeerspolitie#5348682 · LR | Afwachting

NL | Brandweer#5348675 · LR | Algemene- / Aspirantfuncties

Politie Utrecht RP#5743585 · LR | Surveillant

[HS] High Science#34631766 · Employee

LTB Official#2827591 · Audience

[NLD] Gemeente Utrecht.#5761504 · Burger Van Utrecht

NL | Openbaar Vervoer#5348683 · LR | Try-out

[NLD] Koninklijke Marechaussee Utrecht.#5746529 · MR | Tweede luitenant

[NLD] Ambulance Utrecht.#5761508 · MR | Ambulance Arts

[NLD] Dienst Speciale Interventies Utrecht#5763214 · MR | Commandant

[NLD] Brandweer Utrecht.#5762670 · MR | Ladderwagen gespecialiseerd

[NLD] Ministerie van defensie Utrecht#5763271 · Eerste Luitenant

[NLD] U-OV Openbaar Vervoer Utrecht#5848619 · U-OV Directeur

[NLD] Dienst Nationale Recherche Utrecht#7827610 · MR | Brigadier Rechercheur

Rijkswaterstaat Utrecht RP#6370511 · HR | Beginner Trainer

PodTech#4836454 · Customers

[NLD] Politie Utrecht.#8403120 · MR | Brigadier

GAMES ARE STILL AVAILABLE#11264677 · ❤️Fan❤️

Buildify Studio's#15101085 · 💸Guest

Politie I Den Haag stad#6758586 · LR I Administratief/ondersteunend personeel

Belgium Bus Simulator#33935296 · Passagier

VORTA#10393731 · Member

Gemeente Amsterdam the Netherlands#12654978 · Staatssecretaris

[NLD] Rijkswaterstaat Utrecht#10331905 · OVD Rijkswaterstaat

Rijkswaterstaat | Oosterhout#7403684 · S | Sollicitant

[NLD] Koninklijke Diplomatieke Beveiliging Utrecht#15201729 · T | Try Out Member

NL | Emergency Roleplay#5682838 · Burger

Mendy is lief#7773591 · 💛Lieverd

Aether Studio's#924413355 · Members

Gemeente Zandvoort.#5630137 · Burger

ONYX Studios Group#13575039 · Member

RouteLink#10090757 · Customer

Europalines#14567201 · Passenger

Koninklijke Marechaussee Haarlem The Netherlands#5957394 · HC | Generaal-Majoor

Aurora Studios Network#11732129 · Visitor

Rijkswaterstaat Haarlem The Netherlands#6131079 · HC Leidinggevende

Brandweer Haarlem The Netherlands#5968696 · HC Hoofdcommandeur.

Ambulance Haarlem The Netherlands#5870708 · HC Hoofd Geneeskundige

Defensie | ATN#825062553 · Brigade Generaal

Poltie Groep Utrecht#10562037 · LR | Agent

Politex Development | Group#17329068 · Member

NL | Nationale Brandweer#7831188 · LR | Aspirant

Omega Studio's,#14916382 · Customer

Winkelcentrum Kronenburg#15425816 · Bezoeker

Politie Group | Almere Roleplay#12208083 · CO | Hoofdcommissaris

Ambulance-Antwerpen#13230879 · LR | in opleiding

NLD | Albert Heijn Roleplay#16279341 · Burger

[LRP] Gemeente Leiden#10473432 · Koning van Nederland

[LRP] Politie Leiden#13903815 · GC | Eerste-Hoofd-Commissaris

NL | Politie Drielandenpunt#10836632 · LR | Administratief Personeel

RRR | Regio Rotterdam Roleplay#13595761 · inwoner

Dienst Speciale Interventies Katwijk#12968740 · C | Hoofd DSI

[LRP] Koninklijke Marechaussee Leiden#13904471 · GC | Luitenant-Generaal

[LRP] Brandweer Leiden#13904255 · GC | Hoofd Commandeur 1e klas

[LRP] Ambulance Leiden#13626810 · GC | Minister van Volksgezondheid

NLD. | Gemeente Rotterdam#32875862 · Burger van Noordhaven

Brandweer Katwijk#12992532 · C | Hoofdcommandeur

[LRP] Dienst Speciale Interventies Leiden#16144770 · GC | Ministerie van Defensie

Defensie | Katwijk#13511269 · GC | Minister Van Defensie.

Leiden Staff#17109707 · Game Creator 2

RoConcert#14388174 · Game Creator.

Dienst Speciale interventies | Almere Roleplay#12680727 · TM | Operationeel commandant

KidsLand - Winkelcentrum Kronenburg#17172436 · Junior Operator

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