TL;DR

Nudgen Deliverability Audit checks SPF, DKIM, and DMARC DNS setup so teams can find authentication gaps before sending. According to Nudgen documentation and deliverability references, the report highlights pass or fail status and practical fix guidance to reduce delivery risk and improve inbox reliability for lifecycle campaigns.

Top 5 Deliverability Audit Takeaways

  1. Check SPF, DKIM, and DMARC DNS records in one flow
  2. Identify missing authentication configuration quickly
  3. Get copy-ready guidance for DNS record fixes
  4. Reduce risk before launching retention campaigns
  5. Build stronger inbox trust with technical readiness checks

References

What should I check first in a deliverability audit?

Start with SPF, DKIM, and DMARC alignment because authentication issues create immediate trust failures for mailbox providers. Once records are valid, review sender reputation and content quality to improve inbox placement consistency for ongoing campaigns.

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Free email authentication check

Check SPF, DKIM, DMARC before your next send

Enter your domain to see whether your email authentication records are ready for inbox placement. You’ll get a pass/fail report, detected DNS records, and the exact record templates to publish next.

  • Spot missing or duplicated SPF records on the root domain
  • Detect common DKIM selectors and retry with your provider’s selector when needed
  • Check DMARC policy strength so you can move from monitoring to enforcement
  • Get copy-ready DNS record templates to fix your authentication instantly

Domain audit

Enter your domain to check

What this checks

This tool checks DNS-level authentication only. It does not measure sender reputation, mailbox placement, blocklists, or content quality. You’ll get individual SPF, DKIM, DMARC results, plus recommended DNS entries you can copy into your DNS provider.

FAQ

Frequently Asked Questions

SPF stands for Sender Policy Framework. It is a DNS record that lists which mail servers are allowed to send email for your domain, helping receiving providers spot spoofed messages.

Nudgen tie-in

Now that your domain is ready, send your first retention campaign with Nudgen.

Move from setup to execution with AI-assisted retention email, stop rules, and analytics built for growing teams that need lifecycle campaigns live without extra ops work.

Start with Nudgen