365 DNS Inspector PRO

365 DNS Inspector PRO is a powerful diagnostic and monitoring tool built for IT administrators, system engineers, and cybersecurity professionals.
Gain full visibility into your DNS and email infrastructure with advanced analysis tools:

Email Health Analysis – Detect misconfigurations and ensure optimal email deliverability
IP Blacklist Detection – Monitor reputation and identify potential blacklist issues instantly
DMARC Record Generator – Create and validate DMARC records with ease

Quickly identify configuration issues, reduce delivery risks, and strengthen your domain security posture with actionable insights.
Designed for professionals who manage critical infrastructure:

IT Professionals
System Administrators
Network Engineers
Cybersecurity Specialists

Take control of your DNS and email environment with reliable, fast, and accurate diagnostics.

Recent changes:

• Expanded Email Header Analyzer with deeper security analysis
• Improved IP blacklist checking and validation accuracy
• Added enhanced domain blacklist analysis capabilities
• Improved bulk email header analysis performance and reliability
• Enhanced SPF, DKIM, DMARC and authentication inspection
• Improved PDF export and reporting features
• UI/UX improvements across multiple screens
• Various bug fixes and stability improvements