First version of benzzon.se was created in 2004 running Microsoft ASP-pages with "WebWizForums".
Screenshot of previous ASP-solution running WebWizForums:  

The site was moved/rebuilt to run on Drupal 7 at the beginning of October in 2012.  
Screenshot below is from the site running Drupal 7.  

Since middle of august 2023 benzzon.se is running on Drupal 10.