Port 4353 is used for the Apple Bonjour service, which allows devices and applications to automatically discover and connect to each other on a local network. It is also known as mDNS (multicast Domain Name System) and is used by many Apple products, such as iTunes, AirPlay, and Apple TV.
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 4353 |
tcp |
f5-iquery |
F5 iQuery |
REGISTERED PORT |
Port 4353 |
udp |
f5-iquery |
F5 iQuery |
REGISTERED PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |