Mail.sfu

mail.sfu is likely a reference to the email system of Simon Fraser University (SFU) in British Columbia, Canada.

Here are a few possible meanings:

1. Email client: mail.sfu might be a web-based email client or a desktop email client provided by SFU for its students, faculty, and staff to access their university email accounts.
2. Email server: It could also refer to the email server or mail server of SFU, which handles email delivery and storage for the university's email accounts.
3. Email address: In some cases, mail.sfu might be used as a prefix or suffix in an email address, such as [email protected], where username is a unique identifier assigned to each user.

If you're looking for more information about SFU's email system, I recommend visiting the university's website or contacting their IT department for assistance.