Port 1821

Modified by:

Port 1821 is commonly used by the software called VXCR, which is a software system designed for security used in remote connections via the internet or WAN. VXCR uses the port 1821 for communication between clients and servers.

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 1821
tcp
donnyworld
donnyworld
REGISTERED PORT
Port 1821
udp
donnyworld
donnyworld
REGISTERED 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
Ports 18600 – 18700
Port 18600- Port 18700 Port 18700- Port 18800 Port 18800- Port 18900 Port 18900-
Ports 34300 – 34400
Port 34300- Port 34400 Port 34400- Port 34500 Port 34500- Port 34600 Port 34600-
Port 6113
Port 6113 is used for Blizzard Entertainment games such as Diablo II, Warcraft III,
Port 2404
Port 2404 is typically used for communication between a computer and SCADA (Supervisory Control
Port 2098
Port 2098 is used for secure communication between a website and a client using
Ports 31200 – 31300
Port 31200- Port 31300 Port 31300- Port 31400 Port 31400- Port 31500 Port 31500-
Port 684
Ports those registered with IANA are shown as official ports. The same port number
Ports 28800 – 28900
Port 28800- Port 28900 Port 28900- Port 29000 Port 29000- Port 29100 Port 29100-
Ports 17000 – 18000
Port 17000- Port 17100 Port 17100- Port 17200 Port 17200- Port 17300 Port 17300-
Port 8291
Port 8291 is commonly used for accessing the user interface of MikroTik routers and
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