Is html5up.net Safe? Security Analysis for AJ
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AI Summary
HTML5 UP is a niche provider of high-quality, fully responsive HTML5 and CSS3 website templates, designed and maintained by an individual or small team identified as AJ. The website offers a large catalog of free templates under a Creative Commons license, targeting web developers and designers seeking customizable and modern site templates. The business model includes a paid subscription service, Pixelarity, which provides attribution-free templates and support. Technically, the website is well-implemented using modern web standards, including HTML5, CSS3, and JavaScript, with integration of social media widgets and analytics tools. The site is mobile optimized and performs well. Security posture is adequate with HTTPS enforced and domain registration stable, but lacks advanced security headers and explicit incident response or vulnerability disclosure policies. Privacy compliance is basic, with a privacy policy present but no cookie consent mechanism. Overall, the website is trustworthy, professional, and serves its target audience effectively.
Detected Technologies
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
HTML5 UP occupies a strong position in the free web template market, leveraging a Creative Commons licensing model to attract a broad user base. Its competitive advantage lies in the quality and responsiveness of its templates and the additional paid service Pixelarity, which monetizes attribution-free usage and support. The target customers are developers and designers who value free, customizable templates. The business operates primarily online with a small team and no evident parent or subsidiary companies. Partnerships include Pixelarity, which complements the free offerings. The website's high download counts and social media presence indicate healthy growth and engagement. The business model is sustainable through a freemium approach, balancing free access with paid premium services.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a moderate security maturity level. HTTPS is properly implemented, and domain registration is stable with clientTransferProhibited status, reducing risk of unauthorized transfers. However, the absence of DNSSEC and security headers such as Content-Security-Policy or X-Frame-Options reduces defense-in-depth. No explicit incident response or vulnerability disclosure mechanisms are published, which could delay mitigation of security issues. Privacy compliance is minimal, lacking cookie consent mechanisms and GDPR-specific disclosures. No sensitive data exposure or vulnerable libraries were detected in the HTML content. Overall, the security posture is adequate for the business type but could be improved to enhance trust and compliance.
Strategic Recommendations
Priority Actions for Security Improvement
Enable DNSSEC on the domain to improve DNS security and prevent spoofing.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
AJ
Provides fully responsive, customizable, and free HTML5 and CSS3 site templates designed by @ajlkn, released under Creative Commons license.
excellent
consistent
Technical Stack
fast
excellent
good
good
Security Assessment
- HTTPS enforced
- Domain status clientTransferProhibited
- No exposed sensitive data in HTML
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website provides a large catalog of free responsive HTML5/CSS3 templates.
🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing Strict-Transport-Security header
HIGHForces HTTPS connections
Missing X-Content-Type-Options header
MEDIUMPrevents MIME type sniffing
Missing Content-Security-Policy header
HIGHControls resources the browser is allowed to load
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 Privacy Policy found
HIGHGDPR requires a clear and accessible privacy policy
No Cookie Policy found
HIGHGDPR requires clear information about cookie usage
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
Third-party services without privacy policy
HIGHDetected services: Google Analytics, Facebook, Twitter
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No information security framework found
HIGHNIS2 requires documented cybersecurity and information security measures
No vulnerability disclosure policy
MEDIUMNIS2 encourages coordinated vulnerability disclosure
No security policy documentation found
HIGHNIS2 requires documented cybersecurity governance and risk management
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
Critical sector without clear security compliance
HIGHDetected sectors: transport, digital
📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
No DKIM record found
MEDIUMDKIM adds cryptographic signatures to emails
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
No email authentication configured
CRITICALDomain is vulnerable to email spoofing
🏆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 40 days
Weak SSL Key Length
HIGHSSL certificate uses 256-bit key, which is considered weak
Mixed Content Detected
MEDIUM3 resources loaded over insecure HTTP
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
No DMARC Record
MEDIUMDMARC policy not configured
DNS Records
DNSSEC Status
DNS Performance
⚡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
🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings