Port Number Reference

Searchable reference of common network ports and services.

Filters

Port	Service	Protocol	Category
20	FTP (Data) File Transfer Protocol (Data)	TCP	File Transfer
21	FTP (Control) File Transfer Protocol (Control)	TCP	File Transfer
22	SSH Secure Shell	TCP	Remote Access
23	Telnet Unencrypted text communications	TCP	Remote Access
25	SMTP Simple Mail Transfer Protocol	TCP	Email
53	DNS Domain Name System	TCP/UDP	Other
67	DHCP (Server) Dynamic Host Configuration Protocol	UDP	Other
68	DHCP (Client) Dynamic Host Configuration Protocol	UDP	Other
80	HTTP Hypertext Transfer Protocol	TCP	Web
110	POP3 Post Office Protocol version 3	TCP	Email
123	NTP Network Time Protocol	UDP	Other
143	IMAP Internet Message Access Protocol	TCP	Email
161	SNMP Simple Network Management Protocol	UDP	Other
443	HTTPS HTTP Secure	TCP	Web
465	SMTPS SMTP over SSL	TCP	Email
993	IMAPS IMAP over SSL	TCP	Email
995	POP3S POP3 over SSL	TCP	Email
1433	MSSQL Microsoft SQL Server	TCP	Database
1521	Oracle Oracle Database	TCP	Database
3306	MySQL MySQL Database	TCP	Database
3389	RDP Remote Desktop Protocol	TCP	Remote Access
5432	PostgreSQL PostgreSQL Database	TCP	Database
6379	Redis Redis Key-Value Store	TCP	Database
8080	HTTP-Alt HTTP Alternate	TCP	Web
27017	MongoDB MongoDB Database	TCP	Database

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