Email Settings for Bu.iij4u.or.jp
Access your Bu.iij4u.or.jp account from your macOS or Windows email client.
How to Set Up Bu.iij4u.or.jp
To set up your email account on macOS or Windows, first download and install the Postbox desktop email app. Next, from the File menu select New > Mail Account, then enter the email settings outlined below.
Email Settings for Bu.iij4u.or.jp
Incoming Server - IMAP
Server: mbox.iij4u.or.jp
Port: 993 or 143
Security: SSL/TLS
Username: Your full email address
Password: Your password
Outgoing Server - SMTP
Server: mbox.iij4u.or.jp
Port: 587
Security: STARTTLS
Username: Your full email address
Password: Your password