Common Ports
Here is a list of common ports.
| Port | Protocol | Description |
|---|---|---|
| 21 | tcp | FTP |
| 22 | tcp | ssh |
| 23 | tcp | Telnet |
| 25 | tcp | SMTP |
| 53 | tcp | DNS |
| 53 | udp | DNS |
| 67 | udp | DHCP Server |
| 68 | udp | DHCP Client |
| 69 | udp | TFTP |
| 80 | tcp | HTTP ( web server ) |
| 88 | tcp | Kerberos |
| 88 | udp | Kerberos |
| 110 | tcp | POP3 |
| 117 | udp | XDMCP |
| 123 | udp | NTP |
| 135 | tcp | RPC |
| 143 | tcp | IMAP |
| 161 | tcp | SNMP ( Simple Network Management Protocol ) |
| 161 | udp | SNMP ( Simple Network Management Protocol ) |
| 389 | tcp | LDAP |
| 443 | tcp | HTTPS ( web server ) |
| 445 | tcp | SMB |
| 465 | tcp | SMPTS ( Alt ) |
| 587 | tcp | SMPTS |
| 631 | tcp | CUPS IPP Port |
| 631 | udp | CUPS IPP Port |
| 636 | tcp | LDAPS |
| 993 | tcp | IMAPS |
| 995 | tcp | POP3S |
| 1433 | tcp | MS SQL |
| 2049 | tcp | NFS |
| 3128 | tcp | SQUID ( Proxy ) |
| 3306 | tcp | mysql |
| 3389 | tcp | Microsoft Remote Desktop |
| 5432 | tcp | PostgreSQL |
| 5000 | tcp | Python Flask Application |
| 5060 | tcp | SIP |
| 5060 | udp | SIP |
| 5061 | tcp | SIP ( encrypted ) |
| 5061 | udp | SIP ( encrypted ) |
| 5555 | tcp | Android Debug Bridge |
| 5800 | tcp | VNC |
| 5900 | tcp | VNC |
| 6000-6005 | tcp | Xorg XDMCP (:0 - :5) |
| 6665-6669 | tcp | IRC |
| 6665-6669 | udp | IRC |
| 8080 | tcp | HTTP ( Alt ) |
| 8181 | tcp | HTTPS ( Java Application Server ) |
| 8443 | tcp | HTTPS ( Alt ) |
| 8686 | tcp | Java JMX |
| 9100 | tcp | Jet Direct / Print Port |
| 32400 | tcp | PLEX Access Port |