./dovecot_log_summary.sh 
Collecting data from Jun 01 16:00:44 to Jun 02 12:24:47

Total Logins:
  POP3 719
  IMAP 1692
  Webmail 0

Successful logins from these IPs
    937 45.164.181.113
    159 112.21.196.17
    123 136.18.34.171
    105 183.11.18.126
     92 120.129.168.236

Successful logins on these ports
   1646 993
    540 110
    179 995
     46 143

Top 5 Password Mismatch Accounts
     27 dxa@thisdomain.com
     17 bxg@thisdomain.com
     13 management@thisdomain.com
      8 abuse@thisdomain.com
      3 jxy@thisdomain.com

Top 5 Password Mismatch IP addresses
     17 199.7.156.137
     12 175.176.3.158
     11 45.64.81.113
     10 110.54.138.57
      8 52.96.117.253