Is fler.cz Safe? Security Analysis for Fler - Umění a řemeslo | Fler.cz
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Data handling
EU
Hosting region
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Fler.cz is an established Czech e-commerce marketplace specializing in handmade and craft products, hosting over two million items from tens of thousands of creators. The platform targets a general audience interested in unique, original products. The website uses modern JavaScript technologies including custom web components but lacks visible CMS or hosting details. The provided HTML content is minimal, showing basic metadata and a human detection script, but no visible contact or policy pages. Security posture is weak due to missing security headers, no visible HTTPS confirmation, and absent privacy or cookie policies. WHOIS data is unavailable, which reduces transparency and trustworthiness. Overall, the site appears functional but lacks critical compliance and security disclosures, leading to a moderate risk profile.
Detected Technologies
12 urgent findings need attention
1 critical · 11 high
- + 4 more findings in the full report below
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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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Security Headers
5 findings
45/100
GDPR Compliance
4 findings
25/100
NIS2 Compliance
9 findings
2/100
Email Security
4 findings
75/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Fler.cz operates as a large-scale marketplace in the Czech Republic, focusing on handmade and craft goods. Its business model is based on connecting creators with buyers through an online platform. The site likely generates revenue via commissions or listing fees. The absence of visible contact or corporate information limits assessment of corporate governance. The platform's large product base and creator community suggest a significant market presence. However, lack of public WHOIS data and missing compliance documentation may impact business credibility and partnerships.
Security Posture Analysis
Comprehensive Security Assessment
The security maturity of Fler.cz is currently low based on the available data. The absence of security headers, unclear SSL/TLS status, and missing privacy and cookie policies indicate gaps in security best practices and regulatory compliance. The use of a human detection script suggests some bot mitigation efforts. No incident response or vulnerability disclosure information is found. The lack of WHOIS transparency further complicates trust evaluation. These factors collectively suggest the need for enhanced security governance and compliance measures.
Strategic Recommendations
Priority Actions for Security Improvement
Implement and enforce HTTPS with a strong SSL/TLS configuration and verify it site-wide.
✨Observations
Comprehensive website and business-context analysis.
AI-Enhanced Website Analysis
Business Insights
Na Fleru najdete více než dva miliony produktů od desetitisíců tvůrců. Každý z nich je originál.
basic
moderate
Technical Stack
basic
basic
basic
Security Assessment
0Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website content is minimal in the provided HTML snippet but indicates a functional e-commerce platform.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing Strict-Transport-Security header
Forces HTTPS connections
Missing X-Content-Type-Options header
Prevents MIME type sniffing
Missing Content-Security-Policy header
Controls resources the browser is allowed to load
Missing Referrer-Policy header
Controls referrer information sent with requests
Missing Permissions-Policy header
Controls browser features and APIs
👤GDPR Compliance
Privacy and data protection assessment under GDPR regulations.
GDPR Compliance
Privacy and data protection assessment
No Privacy Policy found
GDPR requires a clear and accessible privacy policy
No Cookie Policy found
GDPR requires clear information about cookie usage
No Cookie Consent Banner found
GDPR requires explicit consent for non-essential cookies
EU business without adequate privacy measures
EU businesses are subject to strict GDPR requirements
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No information security framework found
NIS2 requires documented cybersecurity and information security measures
No vulnerability disclosure policy
NIS2 encourages coordinated vulnerability disclosure
No security policy documentation found
NIS2 requires documented cybersecurity governance and risk management
No incident response procedures found
NIS2 requires documented incident response and business continuity plans
No business continuity planning found
NIS2 emphasizes operational resilience and business continuity
No security contact information
NIS2 requires clear incident reporting channels
No vulnerability reporting mechanism
Clear vulnerability reporting supports coordinated disclosure
No NIS2 reference found
Consider explicitly mentioning NIS2 compliance efforts
Critical sector without clear security compliance
Detected sectors: transport, digital
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
DMARC not enforcing
DMARC policy is set to "none"
No BIMI Record
BIMI displays brand logos in email clients
No MTA-STS Policy
MTA-STS enforces TLS for email delivery
No TLS-RPT Record
TLS-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
Weak Protocols Supported
Server supports weak protocols: TLSv1.1
OCSP Stapling Not Enabled
OCSP stapling improves performance and privacy
Certificate Transparency Not Implemented
Certificate is not logged in Certificate Transparency logs
SSL Certificate Expires Within 90 Days
SSL certificate expires in 84 days
Partial SSL/TLS Assessment
Completed 3 of 4 security checks due to time constraints
Protocol Support
OCSP Status
📊DNS Health
DNS configuration and security assessment.
DNS Health
DNS configuration and security assessment
DNSSEC Not Enabled
DNSSEC is not configured for this domain
CAA Records Not Configured
Certificate Authority Authorization (CAA) records not found
DMARC Policy Set to None
DMARC is configured but not enforcing any policy
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
No unnecessary services detected on common risky ports
How does fler.cz compare?
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🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings
Additional Findings
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