About SpoofCheck

SpoofCheck is a free tool that lets you check in one click whether a domain is vulnerable to email spoofing. It analyzes DNS records (SPF, DKIM, DMARC) and provides a security score with actionable recommendations.

Why SpoofCheck?

Email spoofing remains one of the most common phishing techniques. Yet most businesses and individuals don't know whether their domain is protected. SpoofCheck was created to make this check accessible to everyone — no signup, no limits, no cost.

How it works

  1. 1You enter a domain name
  2. 2SpoofCheck queries public DNS servers
  3. 3SPF, DKIM, and DMARC records are analyzed
  4. 4A security score and recommendations are generated

Technical details

SpoofCheck performs public, non-intrusive DNS queries. No personal data is collected, no emails are sent. Analysis is instant and results can be shared or downloaded as PDF.

Creator

SpoofCheck was created by Anisse Lebadi, a developer passionate about cybersecurity and email system protection.

Check your domain for free

Test your SPF, DKIM, and DMARC configuration in one click. Our tool analyzes your domain and tells you exactly what to fix.

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