This for who stills asking what FTP,SSH... mean
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The site can use a port other than :80.
The default secure HTTPS port number is 443. So if it's a secure site it would be port :443.
 
If it's a ftp site then it's Port :21
 
Here is a list:
Following ports are commonly used in Web Hosting industry.
20/tcp FTP The file transfer protocol - data
21/tcp FTP The file transfer protocol - control
22/tcp SSH Secure logins, file transfers (scp, sftp) and port forwarding
23/tcp Telnet non secure text communications
25/tcp SMTP Simple Mail Transfer Protocol (E-mail)
53/tcp DNS Domain Name Server
53/udp DNS
80/tcp HTTP HyperText Transfer Protocol (WWW)
110/tcp POP3 Post Office Protocol (E-mail)
143/tcp IMAP4 Internet Message Access Protocol (E-mail)
443/tcp HTTPS used for securely transferring web pages
995/tcp POP3 Post Office Protocol (E-mail) over SSL
3306/tcp MySQL Database system
8080/tcp HTTP Alternate (http-alt) or WWW caching service (web cache).