Ports Explorer & Search
Port Range Map
Well-Known
(0-1023)
Registered
(1024-49151)
Dynamic/Private
(49152-65535)
Standard ports allocated to system services and core protocols.
| Port Number | Protocol | Description |
|---|---|---|
| 0 | Reserved | Standard reserved port |
| 1 | TCPMUX | TCP Port Service Multiplexer |
| 5 | RJE | Remote Job Entry |
| 7 | ECHO | Echo Protocol |
| 9 | DISCARD | Discard Protocol |
| 11 | SYSTAT | Active Users System Status |
| 13 | DAYTIME | Daytime Protocol |
| 17 | QOTD | Quote of the Day Protocol |
| 18 | MSP | Message Send Protocol |
| 19 | CHARGEN | Character Generator Protocol |
| 20 | FTP-Data | File Transfer Protocol (Data) |
| 21 | FTP | File Transfer Protocol (Control) |
| 22 | SSH | Secure Shell / SFTP / Secure Copy |
| 23 | Telnet | Unencrypted Remote Terminal Connection |
| 25 | SMTP | Simple Mail Transfer Protocol (Mail routing) |
| 37 | TIME | Time Protocol |
| 42 | WINS | Host Name Server / WINS |
| 43 | WHOIS | Whois Query Protocol |
| 49 | TACACS+ | Terminal Access Controller Access-Control System |
| 53 | DNS | Domain Name System (Name translation) |
| 57 | MTP | Mail Transfer Protocol (Deprecated) |
| 67 | DHCP-Server | Bootstrap Protocol Server / DHCP Server |
| 68 | DHCP-Client | Bootstrap Protocol Client / DHCP Client |
| 69 | TFTP | Trivial File Transfer Protocol |
| 70 | Gopher | Gopher Document Search Protocol |
| 79 | Finger | User Directory Information Protocol |
| 80 | HTTP | Hypertext Transfer Protocol (Web traffic) |
| 88 | Kerberos | Network Authentication System |
| 101 | NICNAME | NIC Host Name Server |
| 102 | TSAP | ISO-TSAP Protocol |
| 107 | RTELNET | Remote Telnet Service |
| 109 | POP2 | Post Office Protocol version 2 |
| 110 | POP3 | Post Office Protocol version 3 (Email retrieval) |
| 111 | RPCBIND | ONC RPC Portmapper / Sun RPC |
| 113 | IDENT | Ident Authentication / User Lookup Service |
| 115 | SFTP | Simple File Transfer Protocol |
| 117 | UUCP-Path | UUCP Path Service |
| 118 | SQL-Serv | SQL Services |
| 119 | NNTP | Network News Transfer Protocol (Usenet news) |
| 123 | NTP | Network Time Protocol (Clock synchronization) |
| 135 | MS-RPC | Microsoft RPC Endpoint Mapper |
| 137 | NetBIOS-NS | NetBIOS Name Service |
| 138 | NetBIOS-DGM | NetBIOS Datagram Service |
| 139 | NetBIOS-SSN | NetBIOS Session Service |
| 143 | IMAP | Internet Message Access Protocol (Modern email) |
| 150 | SQL-Net | SQL-NET Protocol |
| 152 | BFTP | Background File Transfer Protocol |
| 153 | SGMP | Simple Gateway Monitoring Protocol |
| 156 | SQLSRV | SQL Server Daemon |
| 158 | DMSP | Distributed Mail System Protocol |
| 161 | SNMP | Simple Network Management Protocol (Query/Agent) |
| 162 | SNMP-Trap | Simple Network Management Protocol Traps |
| 170 | Print-Server | Network PostScript Print Server |
| 179 | BGP | Border Gateway Protocol (Internet routing) |
| 194 | IRC | Internet Relay Chat Protocol |
| 201 | AppleTalk | AppleTalk Routing Table Maintenance Protocol |
| 213 | IPX | IPX Routing / IPX over IP |
| 220 | IMAP3 | Internet Message Access Protocol version 3 |
| 389 | LDAP | Lightweight Directory Access Protocol |
| 401 | UPS | Uninterruptible Power Supply Daemon |
| 411 | DirectConnect | Direct Connect Hub (P2P Sharing) |
| 427 | SLP | Service Location Protocol |
| 443 | HTTPS | Hypertext Transfer Protocol Secure (Encrypted Web) |
| 445 | SMB | Server Message Block (Active Directory / Shares) |
| 464 | Kerberos-PW | Kerberos Password Set/Change Service |
| 465 | SMTPS | Simple Mail Transfer Protocol Secure over SSL |
| 500 | ISAKMP | IPsec Key Exchange / ISAKMP VPN |
| 512 | rexec | Remote Process Execution (Unencrypted) |
| 513 | rlogin | Remote Login (Unencrypted) |
| 514 | rsh | Remote Shell / Syslog Daemon Logger |
| 515 | LPD | Line Printer Daemon (Printing network) |
| 520 | RIP | Routing Information Protocol |
| 524 | NCP | NetWare Core Protocol |
| 530 | COPS | Common Open Policy Service |
| 540 | UUCP | Unix-to-Unix Copy Protocol Daemon |
| 546 | DHCPv6-Client | DHCPv6 Client Protocol |
| 547 | DHCPv6-Server | DHCPv6 Server Protocol |
| 554 | RTSP | Real Time Streaming Protocol |
| 563 | NNTPS | NNTP over TLS/SSL (Usenet secure) |
| 587 | SMTP-Submit | SMTP Message Submission (STARTTLS Mail client) |
| 631 | CUPS | Common UNIX Printing System |
| 636 | LDAPS | Lightweight Directory Access Protocol over SSL/TLS |
| 853 | DoT | DNS over TLS (Encrypted DNS queries) |
| 873 | rsync | rsync Network File Synchronization Daemon |
| 989 | FTPS-Data | FTP over SSL (Data Channel) |
| 990 | FTPS | FTP over SSL (Control Channel) |
| 991 | NAS | Netnews Administration System |
| 992 | TelnetS | Telnet over SSL/TLS |
| 993 | IMAPS | Internet Message Access Protocol Secure over SSL |
| 995 | POP3S | Post Office Protocol version 3 Secure over SSL |
| 1080 | SOCKS | SOCKS Proxy Server Daemon |
| 1099 | RMI-Registry | Java RMI Registry |
| 1194 | OpenVPN | OpenVPN Daemon Connection |
| 1293 | IPSec-UA | IPSec User-Agent |
| 1352 | LotusNotes | Lotus Notes Server Database |
| 1433 | MSSQL | Microsoft SQL Server Database Engine |
| 1434 | MSSQL-Mon | Microsoft SQL Server Browser Monitor |
| 1521 | Oracle-DB | Oracle Database Listener |
| 1701 | L2TP | Layer 2 Tunneling Protocol VPN |
| 1723 | PPTP | Point-to-Point Tunneling Protocol VPN Control |
| 1812 | RADIUS-Auth | RADIUS Authentication Server |
| 1813 | RADIUS-Acct | RADIUS Accounting Server |
| 1883 | MQTT | MQTT Message Broker (IoT telemetry) |
| 2049 | NFS | Network File System (NFS Share mount) |
| 2181 | ZooKeeper | Apache ZooKeeper Distributed Coordination |
| 2375 | Docker-API | Docker Remote API (Plaintext/Unencrypted) |
| 2376 | Docker-APIS | Docker Remote API Secure (Encrypted TLS) |
| 2483 | Oracle-DB-SSL | Oracle Database Listener over SSL |
| 2484 | Oracle-DB-TCPS | Oracle Database TCP Secure Listener |
| 3000 | NodeDev/Grafana | Node.js/React development server or Grafana dashboards |
| 3268 | AD-GC | Active Directory Global Catalog Server |
| 3269 | AD-GC-SSL | Active Directory Global Catalog Server over SSL |
| 3306 | MySQL | MySQL Database Server |
| 3389 | RDP | Remote Desktop Protocol (Windows Remote Desktop) |
| 3478 | STUN/TURN | NAT traversal for VoIP, WebRTC, and game consoles |
| 3690 | SVN | Subversion (SVN) Version Control Server |
| 4500 | IPSec-NAT | IPsec NAT-Traversal for VPN Connections |
| 4848 | GlassFish | GlassFish Application Server Administration Console |
| 5000 | Flask/DockerReg | Flask Python server, Docker Registry v2, or UPnP SSDP |
| 5060 | SIP | Session Initiation Protocol (VOIP Plaintext) |
| 5061 | SIP-TLS | Session Initiation Protocol (VOIP Encrypted TLS) |
| 5222 | XMPP-Client | XMPP/Jabber Chat Client Connection |
| 5269 | XMPP-Server | XMPP/Jabber Chat Federated Server Connection |
| 5353 | mDNS | Multicast DNS (Local device discovery / Bonjour / Avahi) |
| 5432 | PostgreSQL | PostgreSQL Relational Database Server |
| 5672 | RabbitMQ | RabbitMQ AMQP Message Broker |
| 5900 | VNC | Virtual Network Computing (VNC Screen Sharing) |
| 5984 | CouchDB | Apache CouchDB NoSQL Database |
| 6379 | Redis | Redis High-Performance In-Memory Data Store |
| 7077 | Spark-Master | Apache Spark Cluster Master |
| 8000 | DjangoDev/Dynamo | Django server, PHP development, or AWS DynamoDB local |
| 8080 | Tomcat/Alt-HTTP | Apache Tomcat, alternate HTTP server, Jenkins CI dashboard |
| 8086 | InfluxDB | InfluxDB Time-Series Database API |
| 8096 | Jellyfin | Jellyfin Media Server Web Interface |
| 8123 | HomeAssistant | Home Assistant Smart Home Web Interface |
| 8200 | Vault | HashiCorp Vault Security Secrets API |
| 8300 | Consul-RPC | HashiCorp Consul Node-to-Node RPC Communication |
| 8384 | Syncthing-GUI | Syncthing Web Administration Interface |
| 8443 | Alt-HTTPS/Tomcat | Alternate secure HTTPS, Tomcat SSL, AWS Client VPN |
| 8500 | Consul-Web | HashiCorp Consul HTTP Web UI & Registry API |
| 8888 | Jupyter | Jupyter Notebook / Python Interactive Research Lab |
| 9000 | Portainer/PHP-FPM | Portainer Docker UI, PHP FastCGI Process Manager, SonarQube |
| 9090 | Prometheus/Cockpit | Prometheus Metrics Server or Cockpit Web Admin Console |
| 9092 | Kafka | Apache Kafka Message Broker Daemon |
| 9100 | Node-Exporter | Prometheus Node Exporter System Metrics |
| 9200 | Elasticsearch | Elasticsearch Search Engine Rest API |
| 9300 | ES-Cluster | Elasticsearch Node-to-Node Cluster Peer Sync |
| 9411 | Zipkin | Zipkin Distributed Tracing Server Dashboard |
| 9999 | uTorrent | µTorrent Web Interface Control Server |
| 11211 | Memcached | Memcached Distributed In-Memory Cache |
| 22000 | Syncthing | Syncthing Peer-to-Peer File Synchronization Transfer |
| 25565 | Minecraft | Minecraft Java Edition Game Server |
| 27017 | MongoDB | MongoDB NoSQL Database Connection Server |
| 27018 | MongoDB-Shard | MongoDB Shard / Config Daemon Server |
| 28017 | MongoDB-Web | MongoDB Web Console Dashboard (Deprecated) |
| 32400 | Plex | Plex Media Server Web Interface & Streaming |
| 51820 | WireGuard | WireGuard VPN (default port, sits in the dynamic range) |