Ports Used by Plesk

The following article shows the list of ports used by Plesk for reference:
 
Service Name Ports used by service
Administrative interface of Plesk over HTTPS TCP 8443
Administrative interface of Plesk over HTTP TCP 8880
Samba (file sharing on Windows networks) UDP 137, UDP 138, TCP 139, TCP 445
VPN service UDP 1194
Web server (HTTP & HTTPS) TCP 80, TCP 443
FTP server TCP 21
SSH (secure shell) server (Linux Only) TCP 22
SMTP (mail sending) server TCP 25, TCP 465
POP3 (mail retrieval) server TCP 110, TCP 995
IMAP (mail retrieval) server TCP 143, TCP 993
Mail password change service TCP 106
MySQL server TCP 3306
Microsoft SQL Server TCP 1433
PostgreSQL server TCP 5432
Licensing Server connections TCP 443
Domain name server (DNS) UDP 53, TCP 53
Plesk Installer, Plesk upgrades and updates TCP 8447
 
Please Note: Any items bold are not enabled by default in a Managed.com Environment

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