Marketing · Vendor site 2026-10-04
mail-tester.com provides email deliverability testing that scores newsletters and transactional messages for spam signals. The site offers free spam tests plus DNS and authentication utilities such as SPF, DKIM, DMARC, and BIMI checkers for senders improving inbox placement.
Email marketers and developers validating campaign content and authentication records before production sends.
paid API tiers were not confirmed.
mail-tester.com combines inbox spam scoring with free DNS and authentication diagnostics so teams can tune messages and domain records before sending campaigns.
What it can do
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| Spam testing | Homepage invites users to test the spamminess of emails sent to a unique address. | Facts sourced | 2026-10-04 |
| Authentication tools | Menu lists SPF, DKIM, DMARC, and BIMI generator and checker utilities. | Facts sourced | 2026-10-04 |
Understand the total cost
Free
Free
Homepage lets senders test message spamminess by emailing a generated address; supporting DNS tools are listed under Free Tools.
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mail-tester.com provides email deliverability testing that scores newsletters and transactional messages for spam signals. The site offers free spam tests plus DNS and authentication utilities such as SPF, DKIM, DMARC, and BIMI checkers for senders improving inbox placement.
Homepage lets senders test message spamminess by emailing a generated address; supporting DNS tools are listed under Free Tools.. This record lists ongoing free access; check the plan limits before starting.
No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.
Not confirmed. API access and subscription access may have different terms; consult the linked sources.
paid API tiers were not confirmed.
No retained pricing changes yet. A current price alone does not establish a historical trend.
Reviewed vendor source
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