Default ports for both inbound and outbound connections in various website and internet service monitors
Below are the various ports for both inbound and outbound connections:
Website - 80
Web Transaction - 443
FTP Server - 21
IMAP Server - 143, but SSL/TLS encrypted IMAP uses port 993.
POP Server - 110, but SSL/TLS encrypted POP uses port 995.
SMTP Server - 25, but SSL/TLS encrypted SMTP uses port 465.