Is zsnavis.cz Safe? Security Analysis for Základní škola a gymnázium Navis
https://zsnavis.czCheck if zsnavis.cz is a scam or legitimate. Free security scan and reviews.
Below Education avg (55)
GDPR-aligned
Data handling
EU
Hosting region
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Základní škola a gymnázium Navis is a Czech educational institution offering preschool, primary, and gymnasium level education with a focus on intellectual, personal, and spiritual development. The school positions itself as a modern, value-based institution founded by families for children, aiming to nurture responsible freedom and comprehensive growth. The website reflects a professional and well-structured digital presence, targeting students, parents, and prospective applicants. Technically, the site uses a modern CMS (Dmp.Cms.Core) and popular JavaScript libraries such as jQuery and Bootstrap, hosted partially on Microsoft Azure Blob Storage for media assets. The site is mobile-optimized and includes standard SEO and accessibility features. Security posture is good with HTTPS enforced and cookie consent implemented, though some security headers are missing and no explicit security or incident response policies are published. WHOIS data is unavailable, which limits domain trust verification. Overall, the site is safe, professional, and compliant with GDPR, serving its educational mission effectively.
Detected Technologies
11 urgent findings need attention
1 critical · 10 high
- + 3 more findings in the full report below
Keep zsnavis.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
5 findings
55/100
GDPR Compliance
3 findings
40/100
NIS2 Compliance
9 findings
2/100
Email Security
3 findings
85/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The school operates in the education sector, providing comprehensive educational services from preschool through gymnasium. Its business model is non-commercial, focused on delivering quality education and community engagement. The institution leverages tutoring and mentoring as key services, supported by active communication channels and social media presence. The website content and structure indicate a small-sized organization with a strong local presence in the Czech Republic. Partnerships with agencies like Dmp Agency for web development are evident. The lack of WHOIS data is a notable gap but does not detract from the school's apparent legitimacy and community trust. Growth indicators include active event scheduling and engagement with prospective students. The school maintains a clear brand identity and consistent messaging across its digital assets.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (2)
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a moderate to good security maturity level. HTTPS is properly implemented, and anti-forgery tokens are used in contact forms to prevent CSRF attacks. A cookie consent mechanism is in place, supporting GDPR compliance. However, the absence of key security headers such as Content-Security-Policy, X-Frame-Options, and X-XSS-Protection reduces the overall security posture. No vulnerability disclosures or incident response contacts are published, which could hinder transparency and rapid response to security incidents. No exposed sensitive data or vulnerable libraries were detected in the analysis. The site would benefit from publishing a security policy and implementing additional HTTP security headers to enhance protection against common web threats.
Strategic Recommendations
Priority Actions for Security Improvement
Implement HTTP security headers including Content-Security-Policy, X-Frame-Options, and X-XSS-Protection to strengthen defense against web attacks.
✨Observations
Comprehensive website and business-context analysis.
AI-Enhanced Website Analysis
Business Insights
Základní škola a gymnázium Navis
Škola založená rodinami pro děti. Naším cílem je rozvíjet děti a studenty po všech stránkách a vést je k rozvoji zodpovědné svobody.
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enforced
- Cookie consent banner with granular controls
- Anti-forgery tokens in forms
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with rich content and navigation.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Weak Strict-Transport-Security configuration
Current value: "max-age=2592000"
Missing Content-Security-Policy header
Controls resources the browser is allowed to load
Missing X-XSS-Protection header
Legacy XSS protection (deprecated but still recommended)
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
EU business without adequate privacy measures
EU businesses are subject to strict GDPR requirements
Third-party services without privacy policy
Detected services: Google Analytics, Facebook, YouTube
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
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
🏆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 35 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
No DMARC Record
DMARC policy not configured
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
Port 21 (FTP) is publicly accessible - FTP - Often unencrypted file transfer
Service Exposed: SSH
Port 22 (SSH) is publicly accessible - SSH - Secure but can be brute-forced
How does zsnavis.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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