Port 221

Modified by:

Port 221 is typically used for Secure Shell (SSH) Protocol, which is a cryptographic network protocol that allows secure data communication over an unsecured network. SSH uses port 221 for secure communication between the SSH client and server.

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 221
tcp
fln-spx
Berkeley rlogind with auth
WELL KNOWN PORT
Port 221
udp
fln-spx
Berkeley rlogind with auth
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 2118
Port 2118 is typically used for communication between a web server and a proxy
Port 12172
Ports those registered with IANA are shown as official ports. The same port number
Port 6315
Ports those registered with IANA are shown as official ports. The same port number
Ports 44500 – 44600
Port 44500- Port 44600 Port 44600- Port 44700 Port 44700- Port 44800 Port 44800-
Port 1557
Ports those registered with IANA are shown as official ports. The same port number
Port 32636
Ports those registered with IANA are shown as official ports. The same port number
Port 5071
Ports those registered with IANA are shown as official ports. The same port number
Port 9990
Port 9990 is used as the management port for JBoss AS7 application server. It
Port 1292
Ports those registered with IANA are shown as official ports. The same port number
Port 2069
Port 2069 is often used for the AppleNet Session Protocol for AppleTalk, which is
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