| 2021-10-01 23:32:32 | dipswitch | Set location to Sittard, Gemeente Sittard-Geleen, Limburg, Netherlands |
| 2021-10-01 23:32:15 | dipswitch | Added Underworld as staff member of The Underworld |
| 2021-10-01 23:31:17 | dipswitch | Added Underworld as a member of Confusion |
| 2017-11-11 03:49:19 | sensenstahl | Added Underworld as a member of Techno Products Inc |