Compare software

GlockApps vs DKIM Validator: catalog facts
GlockApps	DKIM Validator
Freemium A free spam checker and DNS record checkers are available; full placement testing and…	Free Free to use.
Web	Web
Shows inbox or spam placement across major mail providers Checks SPF, DKIM and DMARC alongside blocklists and spam score	DKIM, SPF and SpamAssassin results in one place Tests real mail flow rather than just DNS records
Full seed-list testing requires a paid plan Aimed at bulk and marketing senders more than individuals	Test messages are stored on a third-party server Only checks messages you send to it
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 24, 2026

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