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Free email health check

Is your email landing in spam?

Enter your domain. We read its public DNS and show what passes, what is off, and the one-line fix for each.

No sign-up. Takes a few seconds.

What we check

  1. 1. MX: which servers receive your mail.
  2. 2. SPF: one record, valid syntax, and under the 10-DNS-lookup limit.
  3. 3. DMARC: a record exists, its policy (none, quarantine or reject), and where reports go.
  4. 4. DKIM: we try common selectors (google, resend, selector1, selector2, k1, default and others). DKIM keys sit under a name only your provider knows, so not finding one is not proof DKIM is off.

This check reads DNS only. It does not send a test email, so it cannot see content filters, blacklists or your sender reputation. Questions: Hello@RadarMyBusiness.com.