Is w3schools.com Safe? Security Analysis for W3Schools
https://w3schools.comCheck if w3schools.com is a scam or legitimate. Free security scan and reviews.
Above Education avg (55)
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SEQ SIA
Lastadijas 12 k-3, Riga, Latvia, LV-1050
Reg. No. 40203410806 • VAT LV40203410806
Support: guard@offseq.com • +371 2256 5353
AI Summary
W3Schools is a globally recognized online educational platform specializing in web development and programming tutorials. It offers a comprehensive range of free tutorials, references, exercises, and quizzes covering popular technologies such as HTML, CSS, JavaScript, Python, SQL, and more. The platform also provides paid certification programs and premium plans to enhance learning experiences. W3Schools targets a broad audience including students, educators, and professional developers, maintaining a strong market position as a leading resource for web development education. Technically, the website employs modern web standards including HTML5, CSS3, and JavaScript, with integration of Google Tag Manager and reCAPTCHA for analytics and security. The site is mobile-optimized, fast-loading, and accessible, with a consistent and professional design. Security best practices are observed, including HTTPS enforcement and security headers, though explicit security policies and incident response information are not publicly detailed. The security posture is strong with no detected vulnerabilities or exposed sensitive data. Privacy compliance is robust, featuring comprehensive privacy and cookie policies with GDPR adherence and user consent mechanisms. However, direct contact information for security incidents or general inquiries is not readily available, which could be improved to enhance trust and incident handling. Overall, W3Schools presents a low-risk profile with high trustworthiness, excellent content quality, and solid technical implementation. Strategic recommendations include publishing explicit security and incident response policies, adding vulnerability disclosure mechanisms, and providing clearer contact channels for security and support inquiries to further strengthen the platform's security culture and user trust.
Detected Technologies
5 urgent findings need attention
5 high
Keep w3schools.com under constant watch
Guard tracks your live infrastructure daily: certificate expiry, DNS & mail authentication drift, uptime changes, subdomain inventory, and unexpected tracker or content shifts. A full timeline captures every diff so you can prove remediation and spot regressions instantly.
Security drift alerts
Risk score drops, new high-severity issues, and header hardening gaps
Compliance watch
GDPR / NIS2 posture changes with governance evidence snapshots
Infrastructure surface
Unexpected open services, SSL expiry, DNS & email authentication changes
Content & tracker intelligence
Marketing tech shifts, analytics drift, and AI recommendation updates
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OffSeq Observations
No critical findings yet
88/100
Network Security
1 finding
100/100
Email Security
5 findings
80/100
DNS Health
2 findings
85/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
W3Schools operates as an essential educational entity within the technology and education sectors, delivering free and paid web development learning resources. Its business model combines free content with monetization through certification programs and premium subscriptions. The platform enjoys a large user base and strong brand recognition, supported by active social media engagement and community features. W3Schools' competitive advantage lies in its comprehensive, easy-to-understand tutorials and practical exercises, catering to beginners and professionals alike. The absence of detailed company registration data in WHOIS is mitigated by the platform's established reputation and extensive digital footprint. Partnerships appear focused on educational services and platform extensions such as W3Schools Spaces and certification campuses.
Security Posture Analysis
Comprehensive Security Assessment
W3Schools demonstrates a mature security posture with enforced HTTPS, comprehensive security headers, and integration of anti-bot measures like Google reCAPTCHA. No critical vulnerabilities or exposed sensitive information were identified in the analyzed content. Privacy policies and cookie consent mechanisms align with GDPR requirements, indicating compliance with data protection regulations. However, the lack of a public security policy, incident response plan, or vulnerability disclosure program limits transparency and may hinder rapid incident handling. The absence of direct security contact channels is a gap in the security culture. Overall, the platform balances usability and security effectively but could enhance its security maturity by formalizing and publishing security governance documents.
Strategic Recommendations
Priority Actions for Security Improvement
Publish a dedicated security policy and incident response plan on the website.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
W3Schools
Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.
excellent
consistent
Technical Stack
fast
excellent
good
good
Security Assessment
- HTTPS enforced
- Use of Google reCAPTCHA
- No exposed sensitive data in HTML
- Secure forms with input validation
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with no blocking or WAF challenges
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing Strict-Transport-Security header
HIGHForces HTTPS connections
Missing X-Frame-Options header
HIGHPrevents clickjacking attacks
Missing X-Content-Type-Options header
MEDIUMPrevents MIME type sniffing
Missing X-XSS-Protection header
MEDIUMLegacy XSS protection (deprecated but still recommended)
Missing Referrer-Policy header
LOWControls referrer information sent with requests
Missing Permissions-Policy header
MEDIUMControls browser features and APIs
Sensitive data may be cached
LOWCache-Control header should include "no-store" for sensitive pages
👤GDPR Compliance
Privacy and data protection assessment under GDPR regulations.
GDPR Compliance
Privacy and data protection assessment
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
No Data Protection Officer mentioned
LOWLarge organizations may need to designate a DPO under GDPR
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No vulnerability disclosure policy
MEDIUMNIS2 encourages coordinated vulnerability disclosure
No incident response procedures found
HIGHNIS2 requires documented incident response and business continuity plans
No business continuity planning found
MEDIUMNIS2 emphasizes operational resilience and business continuity
No security contact information
HIGHNIS2 requires clear incident reporting channels
No vulnerability reporting mechanism
MEDIUMClear vulnerability reporting supports coordinated disclosure
No NIS2 reference found
LOWConsider explicitly mentioning NIS2 compliance efforts
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
Complex SPF record
LOWToo many include statements can cause lookup limits
Strict DMARC Alignment
LOWStrict alignment may cause legitimate emails to fail
No BIMI Record
LOWBIMI displays brand logos in email clients
No MTA-STS Policy
MEDIUMMTA-STS enforces TLS for email delivery
No TLS-RPT Record
LOWTLS-RPT provides reporting for email TLS issues
SPF Details
DKIM Selectors Found
DMARC Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
SSL Certificate Expires Within 90 Days
MEDIUMSSL certificate expires in 85 days
Partial SSL/TLS Assessment
LOWCompleted 2 of 4 security checks due to time constraints
Certificate Details
OCSP Status
📊DNS Health
DNS configuration and security assessment.
DNS Health
DNS configuration and security assessment
DNSSEC Not Enabled
MEDIUMDNSSEC is not configured for this domain
CAA Records Not Configured
LOWCertificate Authority Authorization (CAA) records not found
Domain Registration Details
DNS Records
DNSSEC Status
DNS Performance
SPF Analysis
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
Good Network Security Posture
LOWNo unnecessary services detected on common risky ports
How does w3schools.com compare?
See how w3schools.com stacks up against similar websites in the same industry.
🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings
Additional Findings
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PDF Report & Export
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Marketing Intelligence
Contact emails, phone numbers & warm leads
Plan Comparison
| Feature | PDF Report | Marketing+ |
|---|---|---|
| Full security analysis | ||
| Professional PDF export | ||
| Email delivery | ||
| Lifetime access + unlock code | ||
| Contact emails & phones | — | |
| Marketing outreach data | — |
Already purchased?
Order summary
Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.
Secure payments processed via EveryPay. Prices in EUR; Incl. 21% VAT.
SEQ SIA
Lastadijas 12 k-3, Riga, Latvia, LV-1050
Reg. No. 40203410806 • VAT LV40203410806
Support: guard@offseq.com • +371 2256 5353
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Community rating
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