Port 443

Modified by:

Port 443 is used for HTTPS (Hypertext Transfer Protocol Secure), which is a protocol used for secure communication over the internet. It is commonly used for secure transactions such as online banking, shopping, and secure data transfer. It encrypts the data being exchanged between a client and a server, making it difficult for anyone to intercept the communication and steal sensitive information.

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 443
tcp
http
http protocol over
WELL KNOWN PORT
Port 443
udp
http
http protocol over
WELL KNOWN PORT
Port 443
sctp
http
HTTPS
WELL KNOWN PORT

UnOfficial

Unofficialy or sometimes with conflict, the same port may be used by different applications.

Port Protocol (TCP/UDP) Description
TCP UDP Ports
Other ports
Port 185
Ports those registered with IANA are shown as official ports. The same port number
Port 2116
Ports those registered with IANA are shown as official ports. The same port number
Port 4449
Ports those registered with IANA are shown as official ports. The same port number
Port 8056
Ports those registered with IANA are shown as official ports. The same port number
Port 5599
Port 5599 is typically used for the FileMaker Pro database software application. Ports those
Ports 34900 – 35000
Port 34900- Port 35000 Port 35000- Port 35100 Port 35100- Port 35200 Port 35200-
Port 7282
Port 7282 is often used for communication between clients and servers in the TIBCO
Port 1885
Ports those registered with IANA are shown as official ports. The same port number
Port 16900
Port 16900 is often used for the remote management of printers, scanners, and other
Port 5054
Ports those registered with IANA are shown as official ports. The same port number
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