DocumentationDoorFall BookingLicensing & System Health

System Health

Use diagnostics to check the server, booking system, email, reminders, spam protection and license.

Health summary

System Health provides a quick status of important installation components.

The summary shows how many checks pass and whether anything needs attention.

Typical checks

Depending on configuration, health information covers:

  • Server/application requirements
  • Booking system state
  • Email configuration
  • Reminder cron
  • Spam protection
  • Licensing

Reminder cron last result

When available, the page displays the most recent reminder-worker result to help diagnose scheduling problems.

Security review

The release includes:

  • CSRF protection on state-changing forms
  • Admin login rate limiting
  • Public booking rate limiting
  • Optional Cloudflare Turnstile
  • Hidden booking-form bot trap
  • Random customer booking tokens
  • Server-side slot/capacity re-check
  • Signed DoorFall license verification

Review System Health after installation and after major server/email changes.

Last updated August 22, 2026