Cooper @JaggerTheBulldog39 #913981687

followers (as measured)

31 December 2018

account created (per Roblox API)

13 Sept 2026, 01:03

last measured (UTC)

Username record

@JaggerTheBulldog39 — observed 13 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)

Sydney City Networks Roleplay | Group#32748859

Golfrobbo's HQ#6215281

Halograph Designs#33003155

Open data

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

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