Mail: Catchalls
Create catch-all
Create a catch-all that routes all messages sent to unknown addresses of the domain to the given mailbox. The mailbox address receives a confirmation email and the catch-all becomes active only after it is confirmed. A domain can have only one catch-all.
post/api/mail/v1/mailboxes/{mailboxId}/catchalls
Path parameters
mailboxIdstring required
Example:AC1a2b3c4d5e6f7g
Mailbox resource ID
Response
Created response
Example response
{
"id": "CA1a2b3c4d5e6f7g",
"mailbox": {
"id": "AC1a2b3c4d5e6f7g",
"address": "user@example.com"
},
"domain": "example.com",
"is_active": true,
"is_confirmed": true,
"created_at": "2026-07-27T12:00:00Z",
"updated_at": "2026-07-27T12:00:00Z"
}