Compare software

DNSDumpster vs Subfinder: catalog facts
DNSDumpster	Subfinder
Free Free to use in the browser.	Free The open-source software is available without a license fee. Hosting, hardware and…
Web	Windows, macOS, Linux, Command line
Nothing to install Quick overview of a domain's visible hosts	Combines results from multiple discovery services.
Intended for authorized testing and checking your own domains Results depend on publicly available DNS data	Some data sources require API credentials or impose limits.
Web application	Downloadable app
Closed source	Open source
License not stated	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 22, 2026

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