Free Website Security Scanner

Enter your domain to use our free website malware scanner:

Check Websites with SiteLock

Type in the domain name for your website (for example,, and SiteLock will perform a free external scan of your site for known malware or malicious code, as well as check to make sure your site is up-to-date and secure.

Does this security scan detect all kinds of malware or a site taken down by malware?

SiteLock's free external scan detects many types of known malware that are visible without access to your code. However, certain types of malware may not present themselves without web server access. We highly advise website owners do a comprehensive full scan if there are server cybersecurity issues.

If you believe your site has already been hacked, be sure to review our SiteLock 911 plans and pricing or speak with a SiteLock specialist. Then, our web security team will work with you to remove malware and provide website monitoring and firewalls to help prevent future security vulnerabilities. Secure your website and search engine rankings with SiteLock.

Reduce your website security risks

Get started with SiteLock today

Automatically protect your website, reputation and visitors against both common threats and advanced attacks.