Firstly found that there was lsattr set for the file. Tried by removing and resetting the lsattr but no use. Fix Found that in whm exim config settings this should be like this Send mail from account’s dedicated IP address Off Reference /etc/mailhelo for outgoing SMTP HELO Off Reference /etc/mailips for outgoing SMTP connections On … Continue reading email ip does not change in /etc/mailips issue →