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 2075
Ports those registered with IANA are shown as official ports. The same port number
Port 2859
Ports those registered with IANA are shown as official ports. The same port number
Port 1538
Port 1538 is used for Oracle Net Services, specifically for the listening endpoint for
Port 45825
Ports those registered with IANA are shown as official ports. The same port number
Port 8291
Port 8291 is commonly used for accessing the user interface of MikroTik routers and
Port 5014
Ports those registered with IANA are shown as official ports. The same port number
Port 2284
Ports those registered with IANA are shown as official ports. The same port number
Port 115
Ports those registered with IANA are shown as official ports. The same port number
Port 2212
Port 2212 is typically used for secure shell (SSH) service, which is a protocol
Port 3823
Port 3823 is typically used for the management of network devices such as routers,
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