Port 171 is not assigned to any particular service or application by the Internet Assigned Numbers Authority (IANA). It is possible that some organizations or individuals may use this port for their own specific purposes, but its use is not standardized or widely recognized.
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 171 |
tcp |
multiplex |
Network Innovations Multiplex |
WELL KNOWN PORT |
Port 171 |
udp |
multiplex |
Network Innovations Multiplex |
WELL KNOWN PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |