Domain Scanner

Secure Your Domain Infrastructure and Outbound Emails. All-in-One Place.

This domain scanner is a free, powerful, easy-to-use online tool that allows you to check the health and security of your domain in one click. Simply enter your domain name and scan it. As a domain health checker, it comprehensively analyzes your SPF, DKIM, DMARC, and BIMI records, ensuring your domain is secure and protected against malicious attacks.

  • See the status and detailed results of your SPF & DKIM records, detect possible issues, and get instructions on validating and verifying your SPF record, and implementing the correct DKIM record for your domain.
  • Check, lookup, and detect your DMARC record’s status and possible issues, and get instructions on validating and implementing the correct DMARC record. 

 Why check Domain Security?

  • Protect your Domain Reputation - DMARC, DKIM, SPF, and BIMI records authenticate your email messages and prevent fraudulent emails from being sent using your domain. Bad actors using your domain for phishing or spamming can negatively affect your domain's reputation. A scan will help you detect and prevent unauthorized access.
  • Ensure Email Deliverability - Implementing DMARC, DKIM, SPF, and BIMI records help ensure your emails are delivered to your recipients' inboxes and not marked as spam or rejected. A thorough domain scan will help you identify DNS record issues that could affect email deliverability. 
  • Improve Email Open Rates - BIMI records help improve email open rates by displaying your brand logo and email message in your recipients' inboxes. A scan will help ensure that your BIMI records are correctly configured and display the correct logo, increasing brand recognition and trust among your recipients.
  • Meet Email Authentication Standards - DMARC, DKIM, SPF, and BIMI records are the industry standard. Implementing these email authentication protocols helps meet the legal compliance standards of email providers, governments, and organizations like A scan will help ensure that your records are properly configured and meet these standards.

With our Domain Scanner diagnostic tool, you can quickly run a domain health test to identify potential weaknesses, vulnerabilities, and security risks. It points you to the necessary steps to secure and protect your domain reputation.

Our Domain Scanner isn't just a simple domain scanning tool; it's a comprehensive DMARC testing solution that provides a deep and accurate analysis of your domain's security posture. Whether you want to check your domain's health, diagnose security issues, or improve your overall domain security infrastructure, the Domain Checker can fulfill your needs.