Outlook Express allows you to add a new email account to your existing profile. This means you do not have to replace your current settings in order to send and receive Rediffmail Pro messages.

Login URL : www.rediffmailpro.com

POP3  Settings : 

  1. Incoming mail server : pop.rediffmailpro.com
  2. Outgoing mail server (SMTP) : smtp.rediffmailpro.com .
  3. Incoming Port : 110
  4. Outgoing Port : 25

IMAP  Settings : 

  1. Incoming mail server : imap.rediffmailpro.com
  2. Outgoing mail server (SMTP) : smtp.rediffmailpro.com .
  3. Incoming Port : 143
  4. Outgoing Port : 587

MX Reocrds : 

Priority Mail Server
10 mail.rediffmailpro.com

For more Details, Please Visit : https://businessemail.rediff.com/faq/email/main.html