Email Status Lifecycle

This lifecycle tracks an email from the moment it's created until its final delivery status is confirmed.

Lifecycle Diagram

QUEUED → SENDING → SENT or FAILED

Status Definitions

Status	Description
QUEUED	The email has been generated and is waiting to be processed by the sending service.
SENDING	The email has been picked up and is in the process of being delivered.
SENT	The sending provider has successfully accepted the email for delivery to the recipient's mail server.
FAILED	The sending provider reported a terminal delivery failure.
CANCELLED	The system cancelled the email on some condition change.