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dnsx vs Subfinder: catalog facts
dnsx	Subfinder
Free The open-source software is available without a license fee. Hosting, hardware and…	Free The open-source software is available without a license fee. Hosting, hardware and…
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Supports multiple record types and custom resolvers.	Combines results from multiple discovery services.
Results depend on the resolvers and DNS data you query.	Some data sources require API credentials or impose limits.
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

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