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How to Check Email Deliverability with MailMoxie: Your Complete Guide to Free Email Testing
July 6, 2025
Are your emails actually reaching your customers' inboxes? With spam filters becoming increasingly sophisticated, it's more important than ever to test your email deliverability before hitting send. In this comprehensive guide, we'll show you exactly how to check your email deliverability for free using MailMoxie's AI-powered testing platform.
Why Email Deliverability Testing Matters
Before we dive into the how-to, let's understand why email deliverability testing is crucial for your business success:
The Hidden Cost of Poor Deliverability
📉Low Open Rates: Emails in spam folders rarely get opened
💰Lost Revenue: Every undelivered email is a missed sales opportunity
🏷️Damaged Reputation: Poor deliverability hurts your sender score
📧Future Blocking: ISPs may block your future emails entirely
The MailMoxie Advantage
✅50+ Spam Triggers: Test against the most common spam filter criteria
✅AI-Powered Analysis: Get actionable insights, not just raw data
✅Instant Results: Complete analysis in seconds, not minutes
✅Completely Free: No credit card required, no monthly fees
Step-by-Step: How to Check Your Email Deliverability
Checking your email deliverability with MailMoxie is incredibly simple. Here's the complete process:
1
Get Your Personal MailMoxie Agent Email
When you sign up for MailMoxie, you'll receive a unique email address (like your-agent@agents.mailmoxie.com) that acts as your personal testing agent.
Pro Tip: Save this email address in your contacts for easy access when testing emails.
2
Send Your Test Email
Compose your email exactly as you would send it to your subscribers, then send it to your MailMoxie agent email address. This can be done from any email client or marketing platform.
What to Test: Marketing campaigns, transactional emails, newsletters, promotional content, and any other email you plan to send to your audience.
3
Get Instant AI-Powered Analysis
Within minutes, MailMoxie's AI will analyze your email and provide you with a comprehensive deliverability report including spam score, accessibility issues, and specific recommendations for improvement.
What You'll See: Deliverability grade (A+ to F), spam trigger analysis, accessibility score, and actionable improvement suggestions.
Key Areas MailMoxie Tests
MailMoxie's comprehensive analysis covers all the critical factors that affect email deliverability:
Content Analysis
✓Spam trigger words and phrases
✓Subject line optimization
✓HTML vs. text ratio
✓Link analysis and reputation
✓Image optimization
Technical Factors
✓SPF, DKIM, and DMARC records
✓Sender reputation analysis
✓Blacklist monitoring
✓Email authentication
✓Domain reputation
Accessibility Testing
✓WCAG 2.1 AA compliance
✓Color contrast analysis
✓Alt text validation
✓Screen reader compatibility
✓Keyboard navigation
Best Practices
✓Unsubscribe compliance
✓Sender information
✓Mobile responsiveness
✓Email structure
✓Call-to-action optimization
Pro Tips for Better Email Deliverability
Test Before Every Campaign
Don't assume your emails will deliver just because they worked before. Spam filters constantly evolve, and what worked last month might not work today. Test every email campaign before sending to your full list.
Monitor Your Sender Reputation
Your sender reputation is crucial for long-term deliverability. Use MailMoxie regularly to track your performance and catch issues before they become major problems.
Clean Your Email List Regularly
High bounce rates and spam complaints hurt your deliverability. Remove inactive subscribers and invalid email addresses to maintain a healthy sender reputation.
Use Consistent Sending Patterns
ISPs prefer consistent senders. Avoid sudden spikes in volume and maintain regular sending schedules to build trust with email providers.
Common Deliverability Issues and Solutions
High Spam Score
Problem: Your email contains too many spam trigger words or suspicious content patterns.
Solution: Use MailMoxie's detailed analysis to identify specific triggers and replace problematic words with alternatives. Focus on natural, conversational language.
Poor Authentication
Problem: Missing or incorrect SPF, DKIM, or DMARC records.
Solution: Work with your IT team or email service provider to properly configure authentication records. MailMoxie will show you exactly what needs to be fixed.
Accessibility Issues
Problem: Emails don't meet WCAG standards, potentially excluding users with disabilities.
Solution: Follow MailMoxie's accessibility recommendations to ensure your emails are readable by all users, including those using screen readers.
Start Testing Your Emails Today
Ready to ensure your emails reach the inbox? MailMoxie makes it easy to check your deliverability for free, with no credit card required and instant results.
Ready to improve your email deliverability? Start testing your emails for free with MailMoxie today and ensure your messages reach the inbox, not the spam folder.
MailMoxie
Professional email deliverability, accessibility, spam score testing, and consulting services. Make sure your emails reach the inbox, not the spam folder.
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