Where are the Exim logs? Aaron Horsley November 16, 2020 14:55 Updated Question Where can I find my Exim email logs? Answer These are located in /var/logs and are named: exim_mainlog exim_rejectlog exim_panilog Related articles Reading and understanding the exim_mainlog New or transferred account unable to receive mail: Rejected relay attempt | 550 Please turn on SMTP Authentication | $HOST is not permitted to relay through this server without authentication What is The Difference Between Remote Vs. Local Mail Exchange Within "Email Routing"? How to find the source of spam emails Emails are not sending; (99) Cannot assign requested address. Comments 0 comments Article is closed for comments.