Common Ports Tool
Quickly look up common TCP/UDP network ports to identify the services associated with them. A handy reference for firewall configuration and security analysis.
| Port | Protocol | Description |
|---|---|---|
| 1 | TCP/UDP | TCP Port Service Multiplexer |
| 7 | TCP/UDP | Echo Protocol |
| 20 | TCP | File Transfer Protocol (FTP) - Data Transfer |
| 21 | TCP | File Transfer Protocol (FTP) - Command Control |
| 22 | TCP/UDP | Secure Shell (SSH), Secure Copy (SCP), Secure File Transfer Protocol (SFTP) |
| 23 | TCP | Telnet |
| 25 | TCP | Simple Mail Transfer Protocol (SMTP) |
| 43 | TCP | WHOIS Protocol |
| 53 | TCP/UDP | Domain Name System (DNS) |
| 67 | UDP | Bootstrap Protocol (BOOTP) Server/Dynamic Host Configuration Protocol (DHCP) |
| 68 | UDP | Bootstrap Protocol (BOOTP) Client/Dynamic Host Configuration Protocol (DHCP) |
| 69 | UDP | Trivial File Transfer Protocol (TFTP) |
| 80 | TCP | Hypertext Transfer Protocol (HTTP) |
| 88 | TCP/UDP | Kerberos Authentication System |
| 110 | TCP | Post Office Protocol - Version 3 (POP3) |
| 119 | TCP | Network News Transfer Protocol (NNTP) |
| 123 | UDP | Network Time Protocol (NTP) |
| 137 | TCP/UDP | NetBIOS Name Service |
| 138 | TCP/UDP | NetBIOS Datagram Service |
| 139 | TCP/UDP | NetBIOS Session Service |
| 143 | TCP/UDP | Internet Message Access Protocol (IMAP) |
| 161 | UDP | Simple Network Management Protocol (SNMP) |
| 162 | UDP | Simple Network Management Protocol (SNMP) Trap |
| 179 | TCP | Border Gateway Protocol (BGP) |
| 389 | TCP/UDP | Lightweight Directory Access Protocol (LDAP) |
| 443 | TCP | HTTP Secure (HTTPS) |
| 445 | TCP | Server Message Block (SMB) / Common Internet File System (CIFS) |
| 465 | TCP | SMTP over SSL (SMTPS) |
| 514 | UDP | Syslog |
| 548 | TCP | Apple Filing Protocol (AFP) |
| 587 | TCP | SMTP - Secure (Mail Submission) |
| 636 | TCP/UDP | LDAP over TLS/SSL (LDAPS) |
| 853 | TCP/UDP | DNS over TLS (DoT) |
| 873 | TCP | rsync File Synchronization |
| 993 | TCP | IMAP over SSL (IMAPS) |
| 995 | TCP | POP3 over SSL (POP3S) |
| 1080 | TCP | SOCKS Proxy |
| 1194 | UDP | OpenVPN |
| 1433 | TCP | Microsoft SQL Server |
| 1521 | TCP | Oracle Database |
| 1701 | UDP | Layer 2 Tunneling Protocol (L2TP) |
| 1723 | TCP | Point-to-Point Tunneling Protocol (PPTP) |
| 1812 | UDP | RADIUS Authentication |
| 1813 | UDP | RADIUS Accounting |
| 2049 | TCP/UDP | Network File System (NFS) |
| 2082 | TCP | cPanel |
| 2083 | TCP | cPanel - SSL |
| 2222 | TCP | DirectAdmin |
| 3000 | TCP | Common Development Server Port (React, Node.js) |
| 3306 | TCP/UDP | MySQL Database |
| 3389 | TCP/UDP | Remote Desktop Protocol (RDP) |
| 4000 | TCP | Common Development Server Port (Ruby on Rails, Elixir Phoenix) |
| 4333 | TCP | Vite Default Port |
| 5000 | TCP | Common Development Server Port (Python/Flask, Docker) |
| 5060 | TCP/UDP | Session Initiation Protocol (SIP) |
| 5061 | TCP | SIP over TLS (SIPS) |
| 5432 | TCP/UDP | PostgreSQL Database |
| 5900 | TCP | Virtual Network Computing (VNC) |
| 6379 | TCP | Redis Key-Value Store |
| 8000 | TCP | Common Development Server Port (Python/Django) |
| 8080 | TCP | HTTP Alternate (Proxy) |
| 8888 | TCP | Jupyter Notebook |
| 9090 | TCP | Prometheus Monitoring |
| 11211 | TCP/UDP | Memcached |
| 27017 | TCP | MongoDB Database |