Port 4444 is commonly used for running automated tests with Selenium WebDriver, a popular testing framework for web applications. It is the default port used by the Selenium Remote WebDriver to communicate with browsers running on remote machines.
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 4444 |
tcp |
krb524 |
KRB524 |
REGISTERED PORT |
Port 4444 |
udp |
krb524 |
KRB524 |
REGISTERED PORT |
Port 4444 |
tcp |
nv-video |
NV Video default |
REGISTERED PORT |
Port 4444 |
udp |
nv-video |
NV Video default |
REGISTERED PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |