Activity Data API

Access email activity and engagement data to understand email behavior and deliverability.

Get Email Activity

GET/v1/activity/{email}

Retrieve engagement activity data for a specific email address.

Response

{
  "success": true,
  "data": {
    "email": "user@example.com",
    "activity": {
      "last_seen": "2026-01-28T15:30:00Z",
      "engagement_level": "high",
      "total_opens": 45,
      "total_clicks": 12,
      "opens_last_30d": 8,
      "clicks_last_30d": 3,
      "last_open": "2026-01-28T15:30:00Z",
      "last_click": "2026-01-25T10:15:00Z"
    },
    "deliverability": {
      "inbox_rate": 0.95,
      "spam_rate": 0.03,
      "bounce_rate": 0.02
    }
  }
}

Batch Activity Lookup

POST/v1/activity/batch

Look up activity data for multiple emails at once (up to 100 per request).

Request

{
  "emails": [
    "user1@example.com",
    "user2@example.com"
  ]
}

Domain Reputation

GET/v1/activity/domain/{domain}

Get aggregated reputation metrics for an entire domain.

Response

{
  "success": true,
  "data": {
    "domain": "example.com",
    "reputation": {
      "score": 85,
      "level": "good",
      "trend": "stable"
    },
    "metrics": {
      "total_emails_tracked": 15000,
      "avg_engagement_rate": 0.23,
      "avg_bounce_rate": 0.02,
      "spam_complaint_rate": 0.001
    },
    "blacklist_status": {
      "listed": false,
      "checked_at": "2026-02-03T00:00:00Z"
    }
  }
}

Engagement Levels

Level	Description	Criteria
high	Highly engaged	Opens/clicks in last 30 days
medium	Moderately engaged	Activity in last 90 days
low	Low engagement	No activity in 90+ days
unknown	No data available	No tracked activity

Data Sources

Activity data is aggregated from multiple sources:

• Tracking pixels from email campaigns
• Click tracking from email links
• Opt-in data sharing from partner networks
• Bounce and complaint feedback loops

Privacy: All activity data is anonymized and aggregated. We never share individual recipient data with third parties.