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TCP 端口参考
网络与运维 · 免费在线工具
查询常见端口到服务的映射（80/443/3306…）。
EZ4Code 团队
| Port | Protocol | TCP | UDP | Description |
|---|---|---|---|---|
| 20 | FTP-DATA | ✓ | — | File Transfer Protocol (data) |
| 21 | FTP | ✓ | — | File Transfer Protocol (control) |
| 22 | SSH | ✓ | — | Secure Shell |
| 23 | TELNET | ✓ | — | Telnet |
| 25 | SMTP | ✓ | — | Simple Mail Transfer Protocol |
| 53 | DNS | ✓ | ✓ | Domain Name System |
| 67 | DHCP | — | ✓ | DHCP (server) |
| 68 | DHCP | — | ✓ | DHCP (client) |
| 69 | TFTP | — | ✓ | Trivial File Transfer Protocol |
| 80 | HTTP | ✓ | — | Hypertext Transfer Protocol |
| 110 | POP3 | ✓ | — | Post Office Protocol v3 |
| 119 | NNTP | ✓ | — | Network News Transfer Protocol |
| 123 | NTP | — | ✓ | Network Time Protocol |
| 143 | IMAP | ✓ | — | Internet Message Access Protocol |
| 161 | SNMP | — | ✓ | Simple Network Management Protocol |
| 162 | SNMP-TRAP | — | ✓ | SNMP Trap |
| 389 | LDAP | ✓ | ✓ | Lightweight Directory Access Protocol |
| 443 | HTTPS | ✓ | — | HTTP over TLS/SSL |
| 445 | SMB | ✓ | — | Server Message Block (Microsoft-DS) |
| 465 | SMTPS | ✓ | — | SMTP over SSL |
| 514 | SYSLOG | — | ✓ | Syslog |
| 587 | SMTP-SUBMIT | ✓ | — | SMTP submission |
| 636 | LDAPS | ✓ | — | LDAP over SSL |
| 853 | DoT | ✓ | — | DNS over TLS |
| 989 | FTPS-DATA | ✓ | — | FTP over SSL (data) |
| 990 | FTPS | ✓ | — | FTP over SSL (control) |
| 993 | IMAPS | ✓ | — | IMAP over SSL |
| 995 | POP3S | ✓ | — | POP3 over SSL |
| 1080 | SOCKS | ✓ | — | SOCKS proxy |
| 1194 | OpenVPN | ✓ | ✓ | OpenVPN |
| 1433 | MSSQL | ✓ | — | Microsoft SQL Server |
| 1521 | Oracle | ✓ | — | Oracle DB |
| 1723 | PPTP | ✓ | — | Point-to-Point Tunneling Protocol |
| 2049 | NFS | ✓ | ✓ | Network File System |
| 3306 | MySQL | ✓ | — | MySQL database |
| 3389 | RDP | ✓ | — | Remote Desktop Protocol |
| 5432 | PostgreSQL | ✓ | — | PostgreSQL database |
| 5900 | VNC | ✓ | — | Virtual Network Computing |
| 6379 | Redis | ✓ | — | Redis |
| 8080 | HTTP-ALT | ✓ | — | HTTP alternate (proxy/web) |
| 8443 | HTTPS-ALT | ✓ | — | HTTPS alternate |
| 9092 | Kafka | ✓ | — | Apache Kafka |
| 9200 | Elasticsearch | ✓ | — | Elasticsearch HTTP |
| 11211 | Memcached | ✓ | ✓ | Memcached |
| 27017 | MongoDB | ✓ | — | MongoDB |
精选列表
来自知名、注册和动态范围的常见端口。
搜索与筛选
按端口、名称或描述搜索并按传输协议筛选。
TCP 与 UDP 标志
快速查看每个服务使用的传输协议。
如何使用TCP 端口参考
- 1输入要查询的 URL、IP 地址或网络参数。
- 2点击查询或测试按钮。
- 3在输出面板中查看详细结果。
- 4将信息用于您的网络操作。
功能特点
- ✓完全免费 — 无需注册、无订阅、无广告
- ✓完全在浏览器中运行 — 数据从不离开您的设备
- ✓快速轻量 — 即时获得结果
- ✓跨平台 — 支持桌面、平板和移动设备
常见问题
网络查询是实时的吗？
是的，IP 查询、DNS 查询和 HTTP 测试执行实时网络请求以提供最新数据。
会记录我的 IP 地址吗？
IP 查询工具查询公共地理定位 API，我们不存储您的 IP 地址或查询历史。