Is 5nej.cz Safe? Security Analysis for Přední český portál pro recenze a srovnání online služeb
https://5nej.czCheck if 5nej.cz is a scam or legitimate. Free security scan and reviews.
Below Finance avg (78)
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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
The website www.5nej.cz is a leading Czech portal specializing in reviews and comparisons of online services, particularly in finance, e-commerce, lifestyle, and online tools. It targets Czech-speaking consumers seeking objective and comprehensive information to make informed decisions about financial products, online shopping, and digital services. The business model revolves around content creation, likely monetized through affiliate links and advertising. Technically, the site is built on WordPress CMS with a modern tech stack including jQuery, Yoast SEO Premium, WP Rocket for performance optimization, and analytics tools such as Microsoft Clarity and Google Tag Manager. The site demonstrates good SEO practices and mobile optimization, though accessibility features are basic. Performance is moderate, with room for improvement in security headers and explicit privacy disclosures. From a security perspective, the site uses HTTPS and avoids exposing sensitive data in its HTML. However, it lacks visible security headers and explicit privacy and cookie policies, which are important for GDPR compliance and user trust. No vulnerabilities or malware indicators were detected. The absence of WHOIS data suggests domain privacy protection, which is common and acceptable for this business type. Overall, the website presents a professional and trustworthy front for its target audience but would benefit from enhanced privacy disclosures, security headers, and clearer contact information to improve compliance and user confidence.
Detected Technologies
16 urgent findings need attention
2 critical · 14 high
- + 8 more findings in the full report below
Keep 5nej.cz 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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Security Headers
8 findings
15/100
GDPR Compliance
4 findings
25/100
NIS2 Compliance
9 findings
2/100
Email Security
6 findings
55/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
5nej.cz occupies a strong position in the Czech online review and comparison market, focusing on finance, e-commerce, and lifestyle sectors. Its competitive advantage lies in detailed, user-focused content and comprehensive category navigation. The business likely generates revenue through affiliate marketing and advertising partnerships. The target customers are Czech consumers looking for reliable information on financial products, online tools, and lifestyle services. The site shows indicators of growth and digital maturity but lacks publicly visible corporate information and direct contact channels, which could be strategic or an area for improvement. Partnerships with analytics and marketing platforms indicate an active marketing ecosystem.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a moderate security maturity level with HTTPS enforced and no visible exposure of sensitive data. However, the lack of security headers such as Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options reduces its defense-in-depth posture. Privacy and cookie policies are not clearly presented, which may pose compliance risks under GDPR. Incident response and vulnerability disclosure mechanisms are absent, limiting transparency and readiness. The use of third-party scripts requires ongoing monitoring to mitigate supply chain risks. Overall, the security posture is adequate but could be significantly improved with standard best practices and compliance documentation.
Strategic Recommendations
Priority Actions for Security Improvement
Implement and publish comprehensive privacy and cookie policies with clear GDPR compliance statements.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Recenzujeme, hodnotíme a srovnáváme online služby a nástroje. Naším cílem je vyzkoušet si recenzované služby na vlastní kůži a poskytnout objektivní a úplné informace.
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enforced
- Use of Google Tag Manager and Microsoft Clarity for analytics
- No exposed sensitive data in HTML
- Forms use required fields and minlength attributes
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is a professional Czech portal for reviews and comparisons of online services.
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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 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 Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
EU business without adequate privacy measures
CRITICALEU businesses are subject to strict GDPR requirements
Third-party services without privacy policy
HIGHDetected services: Google Analytics, Facebook, Twitter, LinkedIn, YouTube
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, banking, 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
MEDIUMDMARC policy is set to "none"
No DMARC reporting
LOWDMARC aggregate reports not configured
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
SPF Details
DMARC Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
Weak Protocols Supported
HIGHServer supports weak protocols: TLSv1.1
OCSP Stapling Not Enabled
LOWOCSP stapling improves performance and privacy
Certificate Transparency Not Implemented
LOWCertificate is not logged in Certificate Transparency logs
SSL Certificate Expires Within 90 Days
MEDIUMSSL certificate expires in 47 days
Weak SSL Key Length
HIGHSSL certificate uses 256-bit key, which is considered weak
Partial SSL/TLS Assessment
LOWCompleted 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
MEDIUMDNSSEC is not configured for this domain
CAA Records Not Configured
LOWCertificate Authority Authorization (CAA) records not found
DMARC Policy Set to None
LOWDMARC 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
High-Risk Service Exposed: FTP
HIGHPort 21 (FTP) is publicly accessible - FTP - Often unencrypted file transfer
Critical Service Exposed: MySQL
CRITICALPort 3306 (MySQL) is publicly accessible - MySQL - Database server
How does 5nej.cz compare?
5nej.cz scores below average. Browse similar domains to see how competitors handle security.
🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings
Additional Findings
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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
—out of 5
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