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TCP UDP Ports


Official List

Commonly used Windows Ports

Here you can find some of the frequently used ports in windows by various applications/services. For more detailed information, please refer to detailed information about ports in this site (official microsoft site).

 
Port TCP/UDP Service
Port 110 TCP Microsoft POP3 Service (POP3)
Port 119 TCP Network News Transfer Protocol (NNTP)
Port 123 UDP Windows Time (NTP)
Port 13 TCP Simple TCP/IP Services (Daytime)
Port 13 UDP Simple TCP/IP Services (Daytime)
Port 135 TCP Remote Procedure Call (RPC)
Port 135 TCP Fax Service (RPC)
Port 135 TCP Microsoft Exchange Server (RPC)
Port 135 TCP File Replication Service (RPC)
Port 137 UDP Server (NetBIOS Name Resolution)
Port 143 TCP Exchange Server (IMAP)
Port 1433 TCP Microsoft SQL Server (SQL over TCP)
Port 17 TCP Simple TCP/IP Services (Quotd)
Port 17 UDP Simple TCP/IP Services (Quotd)
Port 1755 TCP Windows Media Services (MMS)
Port 1755 UDP Windows Media Services (MMS)
Port 19 TCP Simple TCP/IP Services (Chargen)
Port 19 UDP Simple TCP/IP Services (Chargen)
Port 20 TCP FTP Publishing Service (FTP default data)
Port 21 TCP FTP Publishing Service (FTP control)
Port 23 TCP Telnet (Telnet)
Port 25 TCP Simple Mail Transfer Protocol (SMTP)
Port 25 TCP Exchange Server (SMTP)
Port 2869 TCP Universal Plug and Play Device Host (UPNP)
Port 3343 UDP Cluster Service (Cluster Services)
Port 3389 TCP Terminal Services (Terminal Services)
Port 42 TCP Windows Internet Name Service (WINS Replication)
Port 42 UDP Windows Internet Name Service (WINS Replication)
Port 443 TCP HTTP SSL (HTTPS)
Port 445 TCP Fax Service (SMB)
Port 445 TCP Print Spooler (SMB)
Port 515 TCP TCP/IP Print Server (LPD)
Port 53 TCP DNS Server (DNS)
Port 53 UDP DNS Server (DNS)
Port 548 TCP File Server for Macintosh (File Server for Macintosh)
Port 554 TCP Windows Media Services (RTSP)
Port 563 TCP Network News Transfer Protocol (NNTP over SSL)
Port 636 TCP Local Security Authority (LDAP SSL)
Port 67 UDP DHCP Server (DHCP Server)
Port 67 UDP Internet Firewall/ Connection sharing (DHCP Server)
Port 7 TCP Simple TCP/IP Services (Echo)
Port 7 UDP Simple TCP/IP Services (Echo)
Port 80 TCP Windows Media Services (HTTP)
Port 80 TCP WWW Publishing Service (HTTP)
Port 9 TCP Simple TCP/IP Services (Discard)
Port 9 UDP Simple TCP/IP Services (Discard)
Port 993 TCP Exchange Server (IMAP over SSL)
Port 995 TCP Exchange Server (POP3 over SSL)