SPF test
See which servers your domain authorizes to send email.
Your account
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Registered accounts and site activity. Read-only access.
| Account | Access | Created |
|---|
| Event / domain | Account / source | Outcome | Recorded |
|---|
IP addresses appear as fingerprints. Activity is retained for up to 90 days.
Clear answers for better email
How does your email measure up?
Check authentication, headers, content, IP blacklists, and DANE.
Free email testingNo daily test limit
Results appear automatically when your email arrives.
No account needed. Keep this page open to see your results.
Public DNS checks
Check your SPF & DMARC records
Enter a domain to check its published email policies. No account or test email needed.
DMARC test
See how your domain asks receivers to handle unauthenticated email.
DNS lookups use Google Public DNS through Mailtest.info. These checks review published records; use the email test above to check authentication on an actual message. DNS changes may take time to appear.
Your email report
At a glance
Checks
No checks in this selection.
A good technical result doesn’t guarantee inbox placement. Neither does a good technician.
DNS tools
DNS record splitter
Split long TXT values into 255-byte partsOne TXT record. Several text parts.
In your browser onlyPaste one value without outer quotes or a hostname. Maximum 64,000 UTF-8 bytes.
Keep all parts in a single TXT record. Spaces and other characters are preserved.
Paste a TXT value to start.
- Value bytes
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- Parts
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- Largest part
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- Record bytes
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This tool doesn’t validate DKIM keys or publish DNS changes. Don’t create multiple SPF records from the parts.