Port 8333

Modified by:

Port 8333 is used for the Bitcoin network. It is the default port for Bitcoin nodes to communicate with each other and transmit transaction data.

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

UnOfficial

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

Port Protocol (TCP/UDP) Description
Port 8333 Bitcoin
Port 8333 VMware Server Management User Interface (secure Web interface). See also port 8222
TCP UDP Ports
Other ports
Port 43
Port 43 is used for WHOIS queries. WHOIS is a protocol used to query
Port 1389
Port 1389 is used for Lightweight Directory Access Protocol (LDAP) authentication over SSL/TLS. It
Port 2366
Ports those registered with IANA are shown as official ports. The same port number
Ports 33900 – 34000
Port 33900- Port 34000 Port 34000- Port 34100 Port 34100- Port 34200 Port 34200-
Ports 34600 – 34700
Port 34600- Port 34700 Port 34700- Port 34800 Port 34800- Port 34900 Port 34900-
Port 6268
Port 6268 is commonly known as the Autodesk Network License Manager Port. This port
Port 6509
Port 6509 is commonly used for communication between network devices, particularly for Cisco switches
Port 1441
Port 1441 is typically used for the Eicon Networks Dialogic System Service (DSS) or
Port 2477
Port 2477 is used for the administration and management of devices in the Dell
Port 2278
Ports those registered with IANA are shown as official ports. The same port number
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