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@Builder4J

@Builder4J #1129566198

7
followers (as measured)
21 June 2019
account created (per Roblox API)
1 Oct 2026, 02:22
last measured (UTC)

Username record

@Builder4J — observed 1 October 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)

FXStudio_#32504136
15

Open data

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

Also a member of

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