Port Reference

Common port numbers, services, and protocols — searchable reference.

40 ports shown

Port	Service	Protocol	Description
20	FTP (Data)	TCP	File Transfer Protocol data transfer
21	FTP (Control)	TCP	File Transfer Protocol control
22	SSH	TCP	Secure Shell remote access
23	Telnet	TCP	Unencrypted remote access
25	SMTP	TCP	Simple Mail Transfer Protocol
53	DNS	TCP/UDP	Domain Name System
67	DHCP (Server)	UDP	Dynamic Host Configuration Protocol
68	DHCP (Client)	UDP	Dynamic Host Configuration Protocol
80	HTTP	TCP	Hypertext Transfer Protocol
110	POP3	TCP	Post Office Protocol v3
123	NTP	UDP	Network Time Protocol
143	IMAP	TCP	Internet Message Access Protocol
161	SNMP	UDP	Simple Network Management Protocol
194	IRC	TCP	Internet Relay Chat
389	LDAP	TCP	Lightweight Directory Access Protocol
443	HTTPS	TCP	HTTP over TLS/SSL
445	SMB	TCP	Server Message Block (file sharing)
465	SMTPS	TCP	SMTP over SSL
587	SMTP (Submit)	TCP	SMTP message submission
636	LDAPS	TCP	LDAP over SSL
993	IMAPS	TCP	IMAP over SSL
995	POP3S	TCP	POP3 over SSL
1433	MSSQL	TCP	Microsoft SQL Server
1521	Oracle DB	TCP	Oracle Database
2049	NFS	TCP/UDP	Network File System
3000	Dev Server	TCP	Common dev server (Node, Rails, etc.)
3306	MySQL	TCP	MySQL Database
3389	RDP	TCP	Remote Desktop Protocol
5432	PostgreSQL	TCP	PostgreSQL Database
5672	RabbitMQ	TCP	RabbitMQ AMQP
5900	VNC	TCP	Virtual Network Computing
6379	Redis	TCP	Redis in-memory data store
8080	HTTP Alt	TCP	Alternative HTTP / proxy port
8443	HTTPS Alt	TCP	Alternative HTTPS port
8888	Jupyter	TCP	Jupyter Notebook default
9090	Prometheus	TCP	Prometheus monitoring
9200	Elasticsearch	TCP	Elasticsearch HTTP
9418	Git	TCP	Git protocol
27017	MongoDB	TCP	MongoDB Database
50000	SAP	TCP	SAP dispatcher