# 5353/UDP Multicast DNS \(mDNS\) ## Basic Information Apple Bonjour and Linux zero-configuration networking implementations \(e.g., Avahi\) use mDNS to discover network peripherals within the local network. **Default port:** 5353/UDP ```text PORT STATE SERVICE 5353/udp open zeroconf ``` ## Enumeration ```bash nmap -Pn -sUC -p5353 192.168.1.2 Starting Nmap 6.46 (http://nmap.org) at 2015-01-01 10:30 GMT Nmap scan report for 192.168.1.2 PORT STATE SERVICE 5353/udp open zeroconf | dns-service-discovery: | 9/tcp workstation | Address=192.168.1.2 | 22/tcp ssh | Address=192.168.1.2 | 22/tcp sftp-ssh | Address=192.168.1.2 | 445/tcp smb | Address=192.168.1.2 ```