Port 42

Modified by:

Port 42 is typically used for the Internet Time Protocol, also known as the Time Protocol, which is used to synchronize the clocks of computers on a network.

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 42
tcp
name
Host Name Server
WELL KNOWN PORT
Port 42
udp
name
Host Name Server
WELL KNOWN PORT
Port 42
tcp
nameserver
Host Name Server
WELL KNOWN PORT
Port 42
udp
nameserver
Host Name Server
WELL KNOWN PORT

UnOfficial

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

Port Protocol (TCP/UDP) Description
Port 42 WINS
TCP UDP Ports
Other ports
Port 27782
Ports those registered with IANA are shown as official ports. The same port number
Ports 55300 – 55400
Port 55300- Port 55400 Port 55400- Port 55500 Port 55500- Port 55600 Port 55600-
Port 8500
Port 8500 is commonly used for web-based applications and services, such as Adobe ColdFusion
Port 4378
Port 4378 is often used by remote management tools such as Intel vPro and
Port 4408
Ports those registered with IANA are shown as official ports. The same port number
Port 1735
Port 1735 is used for the Remote Authentication Dial-In User Service (RADIUS) protocol. This
Port 2899
Ports those registered with IANA are shown as official ports. The same port number
Port 2699
Port 2699 is typically used for the FlexNet Publisher License Manager, which is a
Port 5106
Ports those registered with IANA are shown as official ports. The same port number
Port 19226
Ports those registered with IANA are shown as official ports. The same port number
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