Update Sending Domain

Update settings for an existing sending domain.

Use Cases:

• Enable or disable open tracking
• Enable or disable click tracking
• Toggle DMARC enforcement
• Adjust tracking settings after initial setup

Behavior:

• Only provided fields are updated (partial updates supported)
• Domain name cannot be changed (create a new domain instead)
• DNS records are not affected by updates
• Returns the complete updated domain object

Required Scope: update:domains

Updatable Fields:

• openTrackingEnabled: Track email opens via invisible pixel
• clickTrackingEnabled: Track link clicks via redirect URLs
• dmarcEnabled: Enable DMARC alignment for the domain

Note: Changing tracking settings takes effect for new emails only. Existing sent emails are not affected.