What are the ports for SMTP, POP3, and IMAP?
Our email services support auto-discovery and most email clients will automatically configure themselves to the optimal settings available. However our email servers support connections over the follo
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Email Hosting
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Is IMAP IDLE supported?
IDLE is an IMAP protocol extension described in RFC 2177. It allows an IMAP client to indicate to the server that it is ready to accept real-time notifications about the changes (e.g. new message) in
What file extensions are not allowed to be sent or received through email?
The following "dangerous" file extensions are blocked and are not allowed to be sent or received through our email services. These extensions are also blocked within zip, rar and other types of compr
Is end-to-end encryption supported for email?
Yes! All of our email services and system supports STARTTLS as well as TLS/SSL for all protocols including SMTP, IMAP and POP3. For our Windows (SmarterMail) systems, ActiveSync (EAS), Exchange Web Se
What are the SmarterMail browser requirements?
For information on what browsers are supported by SmarterMail, please visit their help page at https://help.smartertools.com/smartermail/current/topics/general/browsers.aspx.