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SyphaxMail
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AI-powered email deliverability diagnostics

Check if your email can reach inbox.

Run SPF, DKIM, DMARC, blacklist, SMTP, mailbox and content checks in one simple chatbot-style flow. Get an inbox probability score and AI-powered priority fixes.

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No inbox guarantee claims 5 free credits/day Full report after login
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Syphax AI Assistant Deliverability checker
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Enter your sending domain or sender address. SyphaxMail will scan the domain first and add a mailbox check when you provide a full email address.
Free daily credits used: checking... Credits Remaining: --

Inbox Probability: --

Your initial SyphaxMail mini report will appear here after the first scan.

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Everything needed before sending campaigns

SyphaxMail combines deterministic email infrastructure checks with AI explanations, so non-technical users can understand what is hurting inbox placement.

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Domain Authentication

Check SPF, DKIM, DMARC, MX, DNS propagation and alignment issues.

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IP Reputation

Analyze PTR/rDNS, blacklist/RBL status, SMTP banner and sending IP risk.

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Mailbox and Live Test

Attempt mailbox acceptance checks for entered addresses, then unlock live header analysis after login.

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AI Recommendations

Convert technical failures into simple root causes, business impact and next-step fixes.

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Inbox Probability

Get a practical 0-100 deliverability risk score without claiming guaranteed inbox placement.

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PDF Reports

Paid users can download branded SyphaxMail reports for clients or internal teams.

AI report layer

Not just technical checks. Clear AI guidance.

SyphaxMail does deterministic checks with code and uses AI to explain the result in human language. This keeps the output reliable while making it understandable.

Simple SummaryYour emails may face medium deliverability risk due to DMARC and PTR alignment issues.
Business ImpactCampaign replies may reduce because some mailbox providers may distrust your sending setup.
Priority FixesFix DMARC alignment first, then configure PTR, then improve content structure.
Login WallGuests see a mini report. Logged-in users unlock full AI explanation and detailed findings.

Simple pricing for early launch

Start free, then upgrade when you need full reports, PDF exports and advanced recommendations.

Free

For quick checks and lead generation.

$0 /mo
  • 5 credits/day
  • Mini report only
  • Login required for full report
Start Free

Pro

For founders, marketers and small teams.

$10 /mo
  • 200 credits/month
  • Full reports
  • Saved history
  • PDF export
Upgrade to Pro

Growth

For agencies and regular campaign senders.

$30 /mo
  • 800 credits/month
  • Advanced AI recommendations
  • PDF export
  • Priority processing
Buy Growth

Credits and Access

SyphaxMail uses credits instead of generic test counts, and full reports are available only after login.

  • Basic Deliverability Check = 1 credit
  • Live Email Header Analysis = 1 credit
  • PDF Export = 1 credit
  • Guests receive 5 free daily credits and see mini reports only
  • Logged-in users unlock full reports based on available credits

Ready to test your inbox risk?

Run a free SyphaxMail check now. Get a mini report instantly and unlock the full AI deliverability report after login.

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