Port Lookup
Search and lookup common network port numbers and services.
20TCP
FTP Data
File Transfer Protocol - Data transfer
21TCP
FTP Control
File Transfer Protocol - Command control
22TCP
SSH
Secure Shell - Remote login and command execution
23TCP
Telnet
Telnet protocol - Unencrypted text communications
25TCP
SMTP
Simple Mail Transfer Protocol - Email routing
53Both
DNS
Domain Name System - Name resolution
67UDP
DHCP Server
Dynamic Host Configuration Protocol - Server
68UDP
DHCP Client
Dynamic Host Configuration Protocol - Client
80TCP
HTTP
Hypertext Transfer Protocol - Web traffic
110TCP
POP3
Post Office Protocol v3 - Email retrieval
123UDP
NTP
Network Time Protocol - Time synchronization
143TCP
IMAP
Internet Message Access Protocol - Email retrieval
161UDP
SNMP
Simple Network Management Protocol
389TCP
LDAP
Lightweight Directory Access Protocol
443TCP
HTTPS
HTTP Secure - Encrypted web traffic
445TCP
SMB
Server Message Block - File sharing
465TCP
SMTPS
SMTP Secure - Encrypted email routing
514UDP
Syslog
System Logging Protocol
587TCP
SMTP Submission
Email message submission
636TCP
LDAPS
LDAP over SSL/TLS
993TCP
IMAPS
IMAP over SSL/TLS
995TCP
POP3S
POP3 over SSL/TLS
1433TCP
MS SQL
Microsoft SQL Server
1521TCP
Oracle DB
Oracle Database
3306TCP
MySQL
MySQL Database
3389TCP
RDP
Remote Desktop Protocol
5432TCP
PostgreSQL
PostgreSQL Database
5900TCP
VNC
Virtual Network Computing
6379TCP
Redis
Redis Database
8080TCP
HTTP Proxy
HTTP alternate / Web proxy
8443TCP
HTTPS Alternate
HTTPS alternate port
27017TCP
MongoDB
MongoDB Database