MXToolbox

MXToolbox

Free

Your free diagnostic tool for email, DNS and network problems

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AI Summary

MXToolbox is a comprehensive web-based platform for diagnosing and checking email servers, DNS configurations, and network settings. With over 160 different tools, it helps administrators, IT professionals, and developers identify and resolve mail delivery issues.

✓ Pros

  • + Completely free with over 160 different diagnostic tools
  • + No registration required, ready to use immediately
  • + Comprehensive database for blacklist checks and reputation monitoring

✗ Cons

  • − User interface appears somewhat outdated and could be more modern
  • − Some advanced features or better UX are only available in the paid version

Use Cases

  • → Diagnose email delivery problems and check spam blacklist status
  • → Validate DNS records (MX, A, CNAME) and find configuration errors
  • → Test SMTP connections and resolve authentication issues
  • → Check SSL/TLS certificates and validate mail server security

Who is it for?

Ideal for mail administrators, DevOps engineers, and IT support teams who need to quickly diagnose and resolve email and network problems.

Tags

email-diagnostik dns-tools smtp-test mail-server netzwerk
Platform: web
Pricing: Free
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