Here you will find the server list and the email ports configuration.
Melissa
POP and POPS
POP use ports 110 Block *** NOT in USE ***
Secure POP use 995
IMAP and IMAPS
IMAP use ports 143 *** NOT in USE ***
Secure IMAP use 993
SMTP and SMTP-SSL
SMTP use 25
SMTP alternatif 587
SMTP SSL use 465 non functionnning now