DNS-SD doesn't require mDNS, you can use it with generic DNS servers. There's an example in the RFC, see https://tools.ietf.org/html/rfc6763#section-13.1 https:

DNS-SD doesn't require mDNS, you can use it with generic DNS servers. There's an example in the RFC, see https://tools.ietf.org/html/rfc6763#section-13.1 https://tools.ietf.org/html/rfc6763#section-13.1 But it's usually used with mDNS on a local network.