Fix what keeps your mail out of the inbox.

Check SPF, DKIM, DMARC, your mail server and four blocklists, and get the exact record to publish for each fix.

A report you can act on.

Every finding comes with what it means and what to do about it. Where a record needs publishing, you get the record, ready to copy, and the points it will add.

Check my domain
example.com
Example report
65/ 100
  • MX records foundPass

    This domain can receive mail.

    Mail server · 20 pts
  • SPF validPass

    3 of 10 DNS lookups used.

    SPF · 25 pts
  • DKIM missingFix

    No signing key could be found.

    Publish a DKIM key with your mail provider.

    DKIM · +25 pts
  • DMARC at p=noneWarning

    Reports are collected but nothing is enforced.

    Move to p=quarantine once reports look clean.

    DMARC · +10 pts
  • Not listedPass

    Spamhaus, SpamCop, Barracuda and SORBS.

    Blocklists · 10 pts
2 fixes to reach 100
v=DMARC1; p=quarantine; rua=mailto:[email protected]

Five checks, 100 points.

SPF and DKIM carry the most, because without them a receiving server has nothing to authenticate you against.

Mail server

Whether your domain can receive mail at all.

20points

SPF

Which servers may send for you, and whether the record is valid.

25points

DKIM

Whether your mail carries a signature receivers can verify.

25points

DMARC

What receivers should do with mail that fails the first two.

20points

Blocklists

Whether you appear on Spamhaus, SpamCop, Barracuda or SORBS.

10points

What we do not check.

Inbox placement. Knowing which folder a message lands in needs a network of test mailboxes across providers, and we do not have one. We would rather say so than let a score suggest otherwise.

What we do check is everything a receiving server looks at before it decides, and every one of those is something you can fix today.

Check your domain.

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