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Google Admin Toolbox Dig vs DNS Hero: catalog facts
Google Admin Toolbox Dig	DNS Hero
Free Free to use.	Free Free and open source under GPL-3.0-only.
Web	Android
No install or terminal needed Raw view shows the full DNS response	Displays common DNS record types Checks domain health
Fewer options than the command-line dig Queries run from Google's side, not your own resolver	Uses the Zone Vision API by DNSimple
Web application	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
No account needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 8, 2026

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