Ports used by Plesk

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

Plesk Service NameOpen Ports / Ports Used
Administrative interface of Plesk over HTTPSTCP 8443
Administrative interface of Plesk over HTTPTCP 8880
Samba (file sharing on Windows networks)UDP 137, UDP 138, TCP 139, TCP 445
VPN serviceUDP 1194
Web serverTCP 80, TCP 443
FTP serverTCP 21
SSH (secure shell) serverTCP 22
SMTP (mail sending) serverTCP 25, TCP 465
POP3 (mail retrieval) serverTCP 110, TCP 995
IMAP (mail retrieval) serverTCP 143, TCP 993
Mail password change serviceTCP 106
MySQL serverTCP 3306
Microsoft SQL ServerTCP 1433
PostgreSQL serverTCP 5432
Licensing Server connectionsTCP 443
Domain name serverUDP 53, TCP 53
Plesk Installer, Plesk upgrades and updatesTCP 8447

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