I have my own linux server at my home and i have opened thru my router this ports for mailcow
Postfix SMTP 25
Postfix SMTPS 465
Postfix Submission 587
Dovecot IMAP 143
Dovecot IMAPS 993
Dovecot POP3 110
Dovecot POP3S 995
Dovecot ManageSieve 4190
https 443
http 80
i check mail only on my iphone connected to this ports 465, 993 and from my computers conected to https sogo
what ports to close that i do not use ?