Port 220

Modified by:

Port 220 is commonly used for Secure Shell Protocol (SSH). This is a network protocol used for secure communication between devices on a network. SSH is commonly used by network administrators to connect to remote servers and devices for maintenance and management purposes. It uses encryption and authentication methods to ensure secure communication.

Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.

Official

Port
Protocol (TCP/UDP)
Title
Description
Port Type
Port 220
tcp
imap3
Interactive Mail Access v3
WELL KNOWN PORT
Port 220
udp
imap3
Interactive Mail Access v3
WELL KNOWN PORT

UnOfficial

Unofficialy or sometimes with conflict, the same port may be used by different applications.

Port Protocol (TCP/UDP) Description
TCP UDP Ports
Other ports
Port 8205
Ports those registered with IANA are shown as official ports. The same port number
Port 1084
Ports those registered with IANA are shown as official ports. The same port number
Port 7543
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Ports 30000 – 31000
Port 30000- Port 30100 Port 30100- Port 30200 Port 30200- Port 30300 Port 30300-
Port 9010
Ports those registered with IANA are shown as official ports. The same port number
Port 1727
Port 1727 is often used for Control of Quality Protocol (CoQP), a protocol that
Port 309
Ports those registered with IANA are shown as official ports. The same port number
Port 1677
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Port 3432
Port 3432 is used for accessing the PostgreSQL database management system. It is the
Port 1138
Port 1138 is not a well-known or registered port number, so it is not
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