Port 5356 is used for the Multicast Domain Name System (mDNS) service. It is used for discovering and communicating with devices on a local network using their hostnames, rather than IP addresses. This port is often used by Apple’s Bonjour protocol, which allows devices like printers, speakers, and other network-connected devices to be easily discovered and accessed on a local 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 5356 |
tcp |
ms-smlbiz |
Microsoft Small Business |
REGISTERED PORT |
Port 5356 |
udp |
ms-smlbiz |
Microsoft Small Business |
REGISTERED PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |