Port 1023 is typically used as a reserved port and is not assigned to any specific application or service. It may be used by some operating systems or applications for some specific purposes. However, it is not recommended to use port 1023 for any specific application or service, as it may conflict with the reserved use of this port.
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.
|Port||Protocol (TCP/UDP)||Title||Description||Port Type|
|Port 1023||tcp||Reserved||WELL KNOWN PORT|
|Port 1023||udp||Reserved||WELL KNOWN PORT|
Unofficialy or sometimes with conflict, the same port may be used by different applications.