Bertek_german @black21435x #1351874717
8 December 2019
account created (per Roblox API)
15 Sept 2026, 08:42
last measured (UTC)
Username record
@black21435x — observed 15 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.
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