Compare software

CAA Test vs whatsmydns.net: catalog facts
CAA Test	whatsmydns.net
Free Free to use in the browser.	Free Free to use, with an option to donate.
Web	Web
Does one job with a single input field Brief explanation of what CAA records are for	Checks many record types including MX, TXT and CAA Results from servers in many countries at once
Only checks CAA records, not the rest of a TLS setup Cannot generate CAA records itself	Shows a sample of resolvers, not every network Web only, with no scripting interface described
Web application	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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