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EasyDMARC DKIM Lookup vs MXToolbox DKIM Lookup: catalog facts
EasyDMARC DKIM Lookup	MXToolbox DKIM Lookup
Free The lookup tool is free; EasyDMARC sells a separate paid email security platform.	Free The DKIM lookup is free to use on the website.
Web	Web
Checks a DKIM record by domain and selector Option to detect selectors automatically	Accepts two input formats for domain and selector Explains how DKIM record lookups work on the page
Covers DKIM only; other checks are separate tools Page promotes the vendor's paid platform	You need to know the selector in advance Tests the published key only, not a signed message
Web application	Web application
Closed source	Closed source
License not stated	License not stated
No account 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.