Port 393 is not a well-known or registered port. Therefore, it is likely used for a specific application or service. Without more information on the specific context, it is impossible to determine its use.
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 393 |
tcp |
meta5 |
Meta5 |
WELL KNOWN PORT |
Port 393 |
udp |
meta5 |
Meta5 |
WELL KNOWN PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |