Port 200 is not assigned to any specific service or application in the official list of assigned ports by the Internet Assigned Numbers Authority (IANA). Therefore, Port 200 can potentially be used for any application or service as long as it does not conflict with other assigned ports.
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 200 |
tcp |
src |
IBM System Resource |
WELL KNOWN PORT |
Port 200 |
udp |
src |
IBM System Resource |
WELL KNOWN PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |