In the log of rejected emails, you can find information about those sent to your mailboxes messages that were rejected by the mail filter (for example, the sender was added to black list). The data is updated in real time.
To view the log, open the section “Hosting → Rejected emails»:
Use the search box at the bottom of the log to filter records.
To download the log for the selected day in the format JSON, click the gray button in the upper right corner of the log: