| Health | Healthy, needs attention, or at risk — based on bounce and complaint thresholds |
| Sent / delivered | Volume in the window |
| Bounce rate | Hard and soft bounces as a percentage of sends |
| Complaint rate | Spam complaints as a percentage of sends |
| Authentication | SPF, DKIM, and DMARC verification status from DNS |
| Last send | When this domain last sent mail |