Cobain @rjcool567 #509058807
4 February 2018
account created (per Roblox API)
12 Nov 2026, 14:55
last measured (UTC)
Username record
@rjcool567 — observed 12 November 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.
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5Membership and rank as measured from this user’s public group list.