Wednesday, April 3, 2013

List of commonly used TCP and UDP port numbers


Port Number Protocol Function
21 TCP FTP (File Transfer Protocol)
22 TCP/UDP SSH (ssh,scp copy or sftp)
23 TCP/UDP Telnet
25 TCP/UDP SMTP (for sending outgoing emails)
42 TCP/ UDP WINS replication 
43 TCP WHOIS function
53 TCP/UDP DNS Server (Domain name service for DNS requests)
67 TCP  DHCP Server
68 UDP DHCP Client
70 TCP Gopher Protocol
88 TCP/ UDP Kerberos 
79 TCP Finger protocol
110 TCP POP3 (for receiving email)
115 SFTP
119 TCP NNTP (Network News Transfer Protocol)
123 UDP NTP
143 TCP/UDP IMAP4 Protocol (for email service)
161 UDP SNMP
179 TCP BGP
194 TCP IRC
389 TCP/UDP LDAP (light weight directory access)
443 TCP Secure HTTP over SSL (https)
445 TCP/ UDP SMB over IP (Microsoft-DS)
465 TCP Secure SMTP (email) using SSL
990 TCP/UDP Secure FTP using SSL
993 TCP Secure IMAP protocol over SSL (for emails)
1433 TCP/UDP Microsoft SQL server port
1512 TCP/ UDP WINS resolution
2082 TCP Cpanel default port
2083 TCP Cpanel over SSL
2086 TCP Cpanel Webhost Manager (default)
2087 TCP Cpanel Webhost Manager (with https)
2095 TCP Cpanel Webmail
2096 TCP Cpanel secure webmail over SSL
2222 TCP DirectAdmin Server Control Panel
3268 TCP Global Catalog
3269 TCP  Global catalog LDAP over SSL
3306 TCP/UDP MySQL Database Server
3389 TCP  RDP
4643 TCP Virtuosso Power Panel
5432 TCP PostgreSQL Database Server
8080 TCP HTTP port (alternative one for port 80)
8087 TCP Plesk Control Panel Port (default)
8443 TCP Plesk Server Control Panel over SSL
9999 TCP Urchin Web Analytics
10000 TCP Webmin Server Control Panel
19638 TCP Ensim Server Control Panel

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