# Destination email address used solely for the interpolations in
# jail.{conf,local} configuration files.
destemail = me@hotmail.com

#
# Name of the sender for mta actions
sendername = mailer@example.com

# Email address of the sender
sender = mailer@example.com

"message": {
    "headers": {
      "to": "root",
      "message-id": "20160515041935.56055.7228.B699C442@mg.example.com",
      "from": "Fail2Ban <fail2ban>",
      "subject": "[Fail2Ban] recidive: banned 183.3.202.174 from example.com"
    },

# E-mail action. Since 0.8.1 Fail2Ban uses sendmail MTA for the
# mailing. Change mta configuration parameter to mail if you want to
# revert to conventional 'mail'.
mta = sendmail

/etc/fail2ban/jail.local

destmail = my@email.com

destemail = my@email.com

**action_mwl = ....., dest="%(destemail)s, ....**