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DHCP Server for Windows vs Technitium DNS Server: catalog facts
DHCP Server for Windows	Technitium DNS Server
Freemium Older versions are free; version 2.6 and later are sent by email after a donation.	Free Free and open source under the GPL.
Windows	Windows, macOS, Linux, Self-hosted
Runs without installation, as a service or an application Configuration and client database in one INI file	Authoritative and recursive in one server, so it hosts your zones and resolves everything else Blocks ads and malware for every device on the network without per-device setup
Current versions require a donation to download Windows only	Considerably more complex than Pi-hole if all you want is ad blocking Running your own DNS means DNS outages become your problem
Downloadable app	Self-hosted, Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.