Custom domains for open/click tracking — improves deliverability
Each tracking domain points to our tracking server via CNAME. When an email is sent, open/click links use your custom domain (track.yourdomain.com) instead of our server address. This improves deliverability and makes tracking invisible to recipients.
1. Add a subdomain (e.g., track.yourdomain.com)
2. Create a CNAME record pointing to track.example.com
3. Verify the domain — we check DNS resolution
4. Assign to campaigns or email accounts