Common network ports

Searchable list of well-known TCP and UDP ports: SSH, HTTP, HTTPS, RDP, SMB, DNS, databases and more.

Runs in your browser · nothing is sentPorts, protocols & bandwidth

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143 ports

Port	Protocol	Service	Category
1	TCP	TCPMUX	Legacy
7	TCP/UDP	Echo	Legacy
9	TCP/UDP	Discard	Legacy
13	TCP/UDP	Daytime	Legacy
17	TCP/UDP	QOTD	Legacy
19	TCP/UDP	Chargen	Legacy
20	TCP	FTP data	File transfer & storage
21	TCP	FTP control	File transfer & storage
22	TCP	SSH / SFTP / SCP	Remote access
23	TCP	Telnet	Remote access
25	TCP	SMTP	Mail
37	TCP/UDP	Time	Legacy
43	TCP	WHOIS	Network services
49	TCP/UDP	TACACS+	Directory & authentication
53	TCP/UDP	DNS	Network services
67	UDP	DHCP server	Network services
68	UDP	DHCP client	Network services
69	UDP	TFTP	File transfer & storage
79	TCP	Finger	Legacy
80	TCP	HTTP	Web
88	TCP/UDP	Kerberos	Directory & authentication
110	TCP	POP3	Mail
111	TCP/UDP	RPC portmapper / rpcbind	File transfer & storage
113	TCP	Ident	Legacy
119	TCP	NNTP	Messaging
123	UDP	NTP	Network services
135	TCP/UDP	MS RPC endpoint mapper	Windows
137	UDP	NetBIOS name service	Windows
138	UDP	NetBIOS datagram	Windows
139	TCP	NetBIOS session	Windows
143	TCP	IMAP	Mail
161	UDP	SNMP	Monitoring & logging
162	TCP/UDP	SNMP trap	Monitoring & logging
179	TCP	BGP	Network services
194	TCP	IRC	Messaging
389	TCP/UDP	LDAP	Directory & authentication
427	TCP/UDP	SLP	Network services
443	TCP	HTTPS	Web
443	UDP	HTTP/3 (QUIC)	Web
445	TCP	SMB / CIFS	Windows
464	TCP/UDP	Kerberos password change	Directory & authentication
465	TCP	SMTPS	Mail
500	UDP	IKE / IPsec ISAKMP	VPN
514	UDP	Syslog	Monitoring & logging
514	TCP	Syslog (TCP) / rsh	Monitoring & logging
515	TCP	LPD printing	Network services
520	UDP	RIP	Network services
521	UDP	RIPng	Network services
543	TCP	Kerberos klogin	Legacy
544	TCP	Kerberos kshell	Legacy
546	UDP	DHCPv6 client	Network services
547	UDP	DHCPv6 server	Network services
548	TCP	AFP (Apple Filing)	File transfer & storage
554	TCP/UDP	RTSP	Network services
587	TCP	SMTP submission	Mail
593	TCP	RPC over HTTP	Windows
631	TCP/UDP	IPP / CUPS printing	Network services
636	TCP	LDAPS	Directory & authentication
646	TCP/UDP	LDP (MPLS)	Network services
853	TCP/UDP	DNS over TLS / QUIC	Network services
873	TCP	rsync	File transfer & storage
902	TCP/UDP	VMware ESXi	DevOps & containers
989	TCP	FTPS data	File transfer & storage
990	TCP	FTPS control	File transfer & storage
992	TCP	Telnet over TLS	Remote access
993	TCP	IMAPS	Mail
995	TCP	POP3S	Mail
1080	TCP	SOCKS proxy	Network services
1194	TCP/UDP	OpenVPN	VPN
1433	TCP	Microsoft SQL Server	Databases
1434	UDP	SQL Server Browser	Databases
1521	TCP	Oracle Database listener	Databases
1701	UDP	L2TP	VPN
1723	TCP	PPTP	VPN
1812	UDP	RADIUS authentication	Directory & authentication
1813	UDP	RADIUS accounting	Directory & authentication
1883	TCP	MQTT	Messaging
1900	UDP	SSDP / UPnP	Network services
2049	TCP/UDP	NFS	File transfer & storage
2181	TCP	Apache ZooKeeper	DevOps & containers
2222	TCP	SSH (alternate)	Remote access
2375	TCP	Docker API (unencrypted)	DevOps & containers
2376	TCP	Docker API (TLS)	DevOps & containers
2379	TCP	etcd client	DevOps & containers
2380	TCP	etcd peer	DevOps & containers
3000	TCP	Grafana / dev servers	Monitoring & logging
3128	TCP	Squid proxy	Network services
3260	TCP	iSCSI	File transfer & storage
3268	TCP	Active Directory Global Catalog	Directory & authentication
3269	TCP	Active Directory Global Catalog (TLS)	Directory & authentication
3306	TCP	MySQL / MariaDB	Databases
3389	TCP/UDP	RDP	Remote access
3478	TCP/UDP	STUN / TURN	Network services
3690	TCP	Subversion	DevOps & containers
4369	TCP	Erlang port mapper (EPMD)	Messaging
4500	UDP	IPsec NAT traversal	VPN
4505	TCP	SaltStack publisher	DevOps & containers
4506	TCP	SaltStack return	DevOps & containers
4789	UDP	VXLAN	Network services
5000	TCP	Docker registry / Flask	DevOps & containers
5044	TCP	Logstash Beats	Monitoring & logging
5060	TCP/UDP	SIP	Network services
5061	TCP	SIP over TLS	Network services
5222	TCP	XMPP client	Messaging
5353	UDP	mDNS / Bonjour	Network services
5432	TCP	PostgreSQL	Databases
5601	TCP	Kibana	Monitoring & logging
5671	TCP	AMQP over TLS	Messaging
5672	TCP	AMQP / RabbitMQ	Messaging
5900	TCP	VNC	Remote access
5938	TCP/UDP	TeamViewer	Remote access
5985	TCP	WinRM (HTTP)	Windows
5986	TCP	WinRM (HTTPS)	Windows
6000	TCP	X11	Remote access
6379	TCP	Redis	Databases
6443	TCP	Kubernetes API server	DevOps & containers
6667	TCP	IRC	Messaging
7001	TCP	Oracle WebLogic	Web
8000	TCP	HTTP alternate / dev servers	Web
8080	TCP	HTTP alternate / proxy	Web
8081	TCP	HTTP alternate	Web
8086	TCP	InfluxDB	Databases
8200	TCP	HashiCorp Vault	DevOps & containers
8443	TCP	HTTPS alternate	Web
8500	TCP	HashiCorp Consul	DevOps & containers
8888	TCP	Jupyter / HTTP alternate	Web
9000	TCP	SonarQube / PHP-FPM	DevOps & containers
9042	TCP	Apache Cassandra	Databases
9090	TCP	Prometheus / Cockpit	Monitoring & logging
9092	TCP	Apache Kafka	Messaging
9100	TCP	Printer (JetDirect) / node_exporter	Monitoring & logging
9200	TCP	Elasticsearch HTTP	Databases
9300	TCP	Elasticsearch transport	Databases
9418	TCP	Git protocol	DevOps & containers
10000	TCP	Webmin	Remote access
10050	TCP	Zabbix agent	Monitoring & logging
10051	TCP	Zabbix server	Monitoring & logging
10250	TCP	Kubernetes kubelet	DevOps & containers
11211	TCP/UDP	Memcached	Databases
15672	TCP	RabbitMQ management	Messaging
27017	TCP	MongoDB	Databases
50000	TCP	IBM Db2	Databases
51820	UDP	WireGuard	VPN

About this tool

Search by port number or service name. Handy when configuring firewalls, security groups or troubleshooting connections.

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Frequently asked questions

Are these ports always used?

They are defaults. Administrators can run services on other ports.

What to do next

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