This data is available via the Visitors export.
- Go to Analytics > Visitors
- Click the filter icon
- Activate Add guest list
- Click the download icon
- Select Data per visitor
- Click on export data
- Open the excel file
- In column U of the Excel "Status" you can see who has and who has not visited your event.
- Checked-in means that the user has attended
- Valid means that the ticket was not scanned