DNS-SD is a protocol used for discovering services on a local network.

Depending on your original intent, you may be looking for one of the following: 1. dnSpy (Debugger & .NET Assembly Editor)

It is typically built into operating systems (like Apple’s Bonjour) or available via libraries like Avahi for Linux. 3. dnsdist (DNS Load Balancer)

"Dns pd" might refer to services or the PowerDNS software suite. DNS-SD: general presentation and use cases