Ports Used by Plesk

This section provides information about setting up the firewall built into your panel so as to allow access to Plesk and its services.

The following is a list of ports and protocols used by Plesk services.

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

TCP 80, TCP 443

FTP server

TCP 21

SSH (secure shell) server

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

MS SQL server

TCP 1433

PostgreSQL server

TCP 5432

Licensing Server connections

TCP 5224

Domain name server

UDP 53, TCP 53

Plesk Installer, Plesk upgrades and updates

TCP 8447


Note: If you install Presence Builder as part of Plesk, Presence Builder uses the same protocol and opens on the same port as the Plesk UI.