Multicast DNS Protocol

This page provides information on the Multicast DNS Protocol detected by the Netify DPI engine. The protocol operates on UDP port 5353, an officially registered port assigned by the IANA.

Protocol Description

The Multicast Domain Name System (mDNS) provides a way for systems to resolve hostnames on a small network even when a local DNS server does not exist. Some types of media services and printers use mDNS for auto-discovery on a local network.

Please see the protocol catalog page for information on other protocols detected by Netify DPI.

Protocol Details

ID
8
Abbreviation
mDNS
Category Tag
networking
Category
Networking
Home Page
Multicast DNS
Introduced
Version 2.88

Protocol Ports - RFC

UDP 5353
Multicast DNS

Related Protocols

Review the Networking category suite below, or explore the complete protocol catalog.