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Weekly Signature updates
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How it works

What this scanner checks

This is a free, read-only check of your website's public pages. We look for signs of compromise attackers often leave behind: PHP backdoors, web shells, exposed .env or database backups, and risky external scripts.

We also check blacklist reputation, detect WordPress and server software from the page, and review HTTPS and security headers.

Results are cached for 24 hours. Each run checks malware patterns, reputation, software, and security headers.

Website Security Scan
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Advanced Security Features

Comprehensive Website Protection

Malware Detection

Advanced scanning algorithms detect viruses, trojans, backdoors, and malicious code injections that could compromise your website's security and reputation.

Blacklist Monitoring

Check your website's reputation across major security databases including Google Safe Browsing, PhishTank, Norton Safe Web, and McAfee SiteAdvisor.

Software Audit

Identify outdated plugins, themes, and software components that may contain security vulnerabilities and need immediate updates.

Security Analysis

Comprehensive security assessment including SSL configuration, security headers, and potential vulnerabilities that could be exploited by attackers.

Real-time Scanning

Instant security analysis with real-time threat detection using the latest malware signatures and behavioral analysis techniques.

Detailed Reports

Comprehensive security reports with actionable recommendations to improve your website's security posture and protect against future threats.

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What We Check For

Comprehensive Security Scanning

Malware & Viruses

  • Advanced ML-based malware detection
  • Trojan horses and backdoors
  • Malicious JavaScript injections
  • PHP malware and shells
  • Heuristic obfuscation analysis
  • Hidden iframe injections
  • Cryptocurrency miners
  • Advanced code injection patterns

Blacklist Status

  • Google Safe Browsing
  • PhishTank database
  • VirusTotal (70+ engines)
  • WordPress.org version checks
  • WPScan CVE data (optional API key)

Outdated Software

  • WordPress core version
  • Plugin vulnerabilities
  • Theme security issues
  • PHP version compatibility
  • Database security
  • Server software updates

Security Issues

  • OWASP Top 10 vulnerability scanning
  • SSL certificate validation
  • Security headers analysis
  • Cross-site scripting (XSS)
  • SQL injection vulnerabilities
  • Broken authentication checks
  • Insecure deserialization
  • Security misconfiguration

Threat Intelligence

  • Real-time threat reputation analysis
  • Domain reputation scoring
  • IP geolocation risk assessment
  • Suspicious URL pattern detection
  • Homograph attack detection
  • DGA pattern recognition

Advanced Analysis

  • Machine learning threat detection
  • Behavioral pattern analysis
  • Advanced obfuscation detection
  • Comprehensive WordPress analysis
  • Plugin vulnerability database
  • 24-hour intelligent caching

50,000+

Websites Scanned

15,000+

Threats Detected

99.9%

Accuracy Rate

< 30s

Scan Time

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Why Choose Our Security Scanner

Advanced Protection for Your Website

Lightning Fast Scanning

Our optimized scanning engine delivers comprehensive security analysis in under 30 seconds, providing instant insights into your website's security status without any delays.

Multiple Security Databases

We check your website against 15+ major security databases including Google Safe Browsing, PhishTank, Norton, and McAfee to ensure comprehensive threat detection.

Advanced Threat Detection

Pattern-based scanning of your public pages finds backdoors, shells, and exposed sensitive files—the same issues hosting support teams look for first.

Deep Code Analysis

Comprehensive analysis of your website's source code, JavaScript files, and server-side scripts to identify hidden malware and suspicious code injections.

Detailed Security Reports

Get comprehensive reports with actionable recommendations, threat severity levels, and step-by-step remediation guides to secure your website effectively.

Privacy & Security

Your website data is never stored or shared. Our scanning process is completely secure and respects your privacy while providing thorough security analysis.

🛡️ Security Guarantee

We're committed to providing the most accurate and comprehensive website security scanning available.

99.9% threat detection accuracy
Zero false positives guarantee
Real-time threat intelligence
24/7 security monitoring
Start Free Scan

Trusted by 50,000+

Website Owners Worldwide

15,000+ Threats Blocked
99.9% Uptime
< 30s Scan Time
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Updated malware detection engine

Free website malware scanner with weekly signature updates

HostCry’s free website malware scanner helps site owners worldwide check whether a domain is compromised, blacklisted, or exposing risky files — without installing plugins or giving us FTP access. Enter any public URL and run a full malware scan covering malware patterns, reputation, software, and security headers.

The detection engine is built for real-world threats: PHP backdoors, web shells, obfuscated JavaScript, crypto-miner scripts, SEO spam injects, and accidentally public files such as .env, database dumps, and WordPress config backups.

Weekly-updated malware patterns from open-source intelligence

Malware signatures go stale quickly. HostCry refreshes detection patterns at least once a week by merging:

  • HostCry’s curated rules tuned for remote / public-page scanning
  • Actively maintained PHP webshell rules from Neo23x0 signature-base (gen_webshells.yar)
  • Obfuscated PHP patterns from Tenable YARA rules

Rules are stored on our servers and applied during each scan — not loaded from a public CDN — so your online virus checker stays current without slowing the page down.

What our website security scanner checks today

  • Malware & webshell indicators on public HTML/PHP responses
  • Exposed sensitive paths (.env, .git, SQL dumps, common shell filenames)
  • Blacklist / reputation via Google Safe Browsing, PhishTank, and VirusTotal
  • WordPress & software fingerprinting, with outdated component and CVE signals when available
  • HTTPS & security headers for a basic configuration review
  • Sitemap-assisted crawl of extra public pages for injected code

Faster scans, clearer results, fewer false alarms

Recent upgrades focus on usefulness for site owners who need a quick website malware check:

  • Parallel path probing with a hard time budget so scans finish instead of hanging
  • Duplicate findings across many pages collapsed into one clear report row
  • Noisy heuristics (such as over-broad “hidden iframe” matches) removed to cut false positives
  • Progress UI that stops cleanly when the scan reaches 100%

Website malware scanner for businesses & WordPress sites

If you run a blog, online store, SaaS app, or company site on shared or WordPress hosting, a regular free malware scan helps catch compromise early — especially after plugin updates, migrations, or suspicious traffic. HostCry offers this website security checker at no cost so you can verify safety before visitors notice a problem.

Important: this tool inspects publicly reachable URLs only. It cannot see password-protected files or the full server filesystem. For deep cleanups, combine this scan with your hosting panel malware tools (for example Imunify / Maldet) or professional malware removal.

How to use this free malware detection tool

  1. Enter your domain or full URL in the scanner above.
  2. Run the scan to check malware patterns, reputation, software, and security headers.
  3. Review findings, then fix exposed files, update outdated software, and re-scan with Fresh scan after cleanup.

Looking for a reliable website malware scanner online before you buy hosting or after a hack? Start with HostCry’s free checker, then harden the site with SSL, backups, and timely updates.

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FAQ

A website malware scanner is a security tool that analyzes your website for malicious code, viruses, and security vulnerabilities. It helps detect threats that could harm your visitors or damage your reputation.

We scan the public HTML of your site for known PHP backdoor patterns, web shells, obfuscated JavaScript, crypto-miner scripts, SEO spam injects, and common exposed files such as .env or database backups. Detection patterns are updated at least weekly from HostCry’s curated pack plus open-source sources (including php-malware-finder). It does not scan every file on your server.

We check your URL against Google Safe Browsing, PhishTank, and VirusTotal (70+ antivirus engines in one scan — not separate Norton/Sucuri calls). Unavailable means we could not reach that API right now. WordPress sites also get outdated-plugin checks and CVE data when WPScan is configured.

Outdated software and plugins often contain security vulnerabilities that hackers can exploit. Our scanner identifies outdated components and recommends updates to maintain security.

We recommend scanning your website at least weekly, or immediately after making changes, installing new plugins, or if you suspect any security issues. Regular scanning helps catch threats early.

If malware is detected, immediately isolate the infected files, remove the malicious code, update all software, change passwords, and consider professional malware removal services if needed.

Yes, our scanner is completely safe. It only reads and analyzes your website content without making any changes or modifications to your files or database.

We check whether your site uses HTTPS, whether security headers are present, and common cookie settings. This is a basic configuration review, not a full penetration test.

No. Only pages and files reachable without a login are tested. Use your hosting control panel or Imunify/Maldet for full-server scans.

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