Free Email Deliverability Tools - SPF, DKIM, DMARC, MX & SMTP Checkers

Professional FREE Email Infrastructure Tools

Free tools to analyze, validate and improve your email infrastructure, authentication and deliverability.

Explore Tools Create Free Account

10 Free Tools Available

SPF, DKIM, DMARC, MX, SMTP, DNS Propagation and Deliverability Tools.

SPF Checker

Validate SPF records and identify configuration issues.

Open Tool

DKIM Checker

Verify DKIM DNS records.

Open Tool

DMARC Checker

Analyze your DMARC policy.

Open Tool

MX Lookup

Lookup mail exchange records.

Open Tool

Email Header Analyzer

Analyze email headers.

Open Tool

Blacklist Checker

Check if your IP or domain is blacklisted.

Open Tool

SMTP Test

Test SMTP connectivity, banner response and mail server availability.

Open Tool

SMTP Open Relay

Check whether an SMTP server is configured as an open relay.

Open Tool

DNS Propagation Checker

Check DNS propagation across global public DNS resolvers.

Open Tool

Email Deliverability Test

Analyze SPF, DKIM, DMARC, MX and blacklist status with an overall deliverability score.

Open Tool

Frequently Asked Questions

What tools does ClickDotEmail Tools provide?

ClickDotEmail Tools provides SPF, DKIM, DMARC, blacklist, SMTP, DNS propagation and email deliverability testing tools.

Are these email tools free?

Yes, all ClickDotEmail email authentication and deliverability tools are available free of charge.