Versions

3,0,0,10	34.70%
3,0,0,10	63.56%
3,0,0,2	0.47%
2.0.5.0	0.32%
2.0.4.0	0.32%
2.0.3.0	0.47%
2.0.2.0	0.16%

dnssd.dll has 7 known versions, the most recent one is 3,0,0,10. The average file size is about 84.67 KB. It is an authenticode code-signed executable issued to Apple Inc. by the certification authority VeriSign. The programs DVAPTool version 1.04, ADSDK Redistributable and Mediatap have been observed as installing specific variations of dnssd.dll.

Bonjour provides a general method to discover services on a local area network. The software is widely used throughout Mac OS, and allows users to set up a network without any configuration. It is used to find printers and file-sharing servers. iTunes uses Bonjour to find shared music, iPhoto to find shared photos. Bonjour for Windows and AirPort Base Stations may be configured to use Wide Area Bonjour which allows for wide area service discovery via an appropriately configured DNS server.