Port 6443 is typically used for secure communication between a web server and Kubernetes cluster API server. It is a Kubernetes API server port that runs securely over HTTPS.
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 6443 |
tcp |
sun-sr-http |
Service Registry Default Domain |
REGISTERED PORT |
Port 6443 |
udp |
sun-sr-http |
Service Registry Default Domain |
REGISTERED PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |