Port 989 is typically used for SSL-based FTP (FTPS) data transfers. It is an alternative port to the default FTP port (Port 21) and provides a secure way to FTP data with encryption.
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 989 |
tcp |
ftps-data |
ftp protocol, data, TLS/SSL |
WELL KNOWN PORT |
Port 989 |
udp |
ftps-data |
ftp protocol, data, TLS/SSL |
WELL KNOWN PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |