Port Number Reference

Searchable reference of 60+ common network ports (HTTP, SSH, DBs, dev servers). Category-filtered. Free online — runs locally, no upload.

62 of 62 common ports

Port	Proto	Service	Description	Category
20	TCP	FTP-DATA	File Transfer Protocol (data)	File Transfer
21	TCP	FTP	File Transfer Protocol (control)	File Transfer
22	TCP	SSH	Secure Shell	Remote Access
23	TCP	Telnet	Telnet (insecure remote login)	Remote Access
25	TCP	SMTP	Simple Mail Transfer Protocol	Email
53	TCP/UDP	DNS	Domain Name System	Networking
67	UDP	DHCP	DHCP server	Networking
68	UDP	DHCP	DHCP client	Networking
69	UDP	TFTP	Trivial File Transfer Protocol	File Transfer
80	TCP	HTTP	HyperText Transfer Protocol	Web
110	TCP	POP3	Post Office Protocol v3	Email
119	TCP	NNTP	Network News Transfer Protocol	Other
123	UDP	NTP	Network Time Protocol	Networking
143	TCP	IMAP	Internet Message Access Protocol	Email
161	UDP	SNMP	Simple Network Management Protocol	Networking
162	UDP	SNMP-TRAP	SNMP Trap	Networking
389	TCP	LDAP	Lightweight Directory Access Protocol	Directory
443	TCP	HTTPS	HTTP Secure (TLS/SSL)	Web
445	TCP	SMB	Server Message Block (file sharing)	File Transfer
465	TCP	SMTPS	SMTP over SSL	Email
500	UDP	ISAKMP	IPsec VPN key exchange	Security
514	UDP	Syslog	System logging	Networking
587	TCP	SMTP	SMTP submission (auth required)	Email
636	TCP	LDAPS	LDAP over SSL	Directory
873	TCP	RSYNC	Remote sync	File Transfer
993	TCP	IMAPS	IMAP over SSL	Email
995	TCP	POP3S	POP3 over SSL	Email
1080	TCP	SOCKS	SOCKS proxy	Proxy
1194	UDP	OpenVPN	OpenVPN	Security
1433	TCP	MSSQL	Microsoft SQL Server	Database
1521	TCP	Oracle	Oracle Database	Database
1723	TCP	PPTP	Point-to-Point Tunneling Protocol	Security
2049	TCP/UDP	NFS	Network File System	File Transfer
3000	TCP	Node/Next.js	Common dev server port (Node.js, Next.js, React)	Development
3001	TCP	Dev	Common alternate dev server port	Development
3306	TCP	MySQL	MySQL / MariaDB Database	Database
3389	TCP	RDP	Remote Desktop Protocol	Remote Access
4000	TCP	Dev	Common dev server port (Ruby, Flutter, GraphQL)	Development
4369	TCP	EPMD	Erlang Port Mapper	Development
5000	TCP	Flask/Python	Flask / Python dev server	Development
5432	TCP	PostgreSQL	PostgreSQL Database	Database
5601	TCP	Kibana	Kibana (Elasticsearch UI)	Development
5672	TCP	AMQP	RabbitMQ	Messaging
5900	TCP	VNC	Virtual Network Computing	Remote Access
6379	TCP	Redis	Redis in-memory data store	Database
6443	TCP	K8s API	Kubernetes API server	Development
6660	TCP	IRC	IRC (Internet Relay Chat)	Other
8000	TCP	Django/Python	Django / Python dev server	Development
8080	TCP	HTTP-ALT	Alternate HTTP (Tomcat, Jenkins, etc.)	Web
8081	TCP	HTTP-ALT	Common alternate web server port	Web
8443	TCP	HTTPS-ALT	Alternate HTTPS	Web
8800	TCP	Dev	Common dev server port	Development
8888	TCP	Jupyter	Jupyter Notebook	Development
9000	TCP	PHP-FPM	PHP-FPM / SonarQube	Development
9042	TCP	Cassandra	Cassandra CQL native	Database
9090	TCP	Prometheus	Prometheus / CockroachDB	Development
9092	TCP	Kafka	Apache Kafka	Messaging
9200	TCP	Elasticsearch	Elasticsearch HTTP	Database
9300	TCP	ES	Elasticsearch transport	Database
11211	TCP	Memcached	Memcached	Database
15672	TCP	RabbitMQ UI	RabbitMQ Management UI	Messaging
27017	TCP	MongoDB	MongoDB Database	Database

About Port Number Reference

Use this free network when you need ports without installing extra CLI tools. Searchable reference of 60+ common network ports (HTTP, SSH, DBs, dev servers). Category-filtered. Because processing never leaves your browser, it is a safer default for private payloads, tokens, and unpublished configs. Jump to related reference tools in the same workspace when you are done.

What stays local: Lookups and values you reference.

What you can do with Port Number Reference

Free online port number reference — no account required
Searchable reference of 60+ common network ports (HTTP, SSH, DBs, dev servers). Category-filtered
Runs locally in your browser (nothing uploaded for processing)
Works offline after installing the DevTooKit PWA

How to use Port Number Reference

Open Port Number Reference. Go to the free Port Number Reference page on DevTooKit.
Enter your input. Paste or type your ports data — it stays in this browser tab.
Run the tool. Use Port Number Reference to get results instantly with no server round-trip for processing.
Copy and continue. Copy the output into your editor, PR, or API client as needed.

Privacy

What stays local: Lookups and values you reference. DevTooKit is local-first — no signup wall, no server-side processing for this tool, and no watermark on results.

Related tools

FAQ — Port Number Reference

Privacy, offline use, and how this free online tool works.

Does Port Number Reference upload my data to a server?

No. Port Number Reference runs in your browser. Your input stays on this device and is not sent to DevTooKit for processing.

Is Port Number Reference free?

Yes — free, with no account and no paywall to use the core ports workflow.

Why use Port Number Reference on DevTooKit?

Processing stays local. Fast, free, and grouped with related Reference tools — without sending your data to a third-party server.

Can I use Port Number Reference offline?

Yes after the first visit. Install DevTooKit as a PWA and this tool keeps working without a network connection.

Browse all 91 DevTooKit tools · More reference

Search tools