Is klee.cz Safe? Security Analysis for KLEE s.r.o.
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Data handling
EU
Hosting region
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KLEE s.r.o. is a Czech construction company specializing in earthworks and water infrastructure projects, operating primarily in the Třebíč region and surrounding areas. Founded in 2000, the company has a medium-sized workforce and a fleet of machinery, offering services such as excavation, pipeline installation, and vehicle repair. The website presents basic but relevant business information and certifications, indicating a credible and established market presence. Technically, the website uses legacy HTML and JavaScript with limited modern features, lacks HTTPS, and does not provide privacy or cookie policies despite using Google Analytics, which impacts its security and privacy posture. The security posture is weak due to missing HTTPS and security headers, and the site lacks accessibility and mobile optimization. Overall, the site is functional but requires modernization and improved security and privacy compliance to enhance trust and user experience.
Detected Technologies
14 urgent findings need attention
1 critical · 13 high
- + 6 more findings in the full report below
Keep klee.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
5 findings
10/100
NIS2 Compliance
8 findings
17/100
Email Security
4 findings
70/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The company holds ISO certifications indicating quality, environmental, and occupational health and safety management systems, which strengthen its market credibility. Its business model focuses on specialized construction services with a regional client base including municipalities and businesses. The website content and contact details support transparency and accessibility. However, the lack of privacy and cookie policies and absence of incident response or security policies online suggest areas for compliance improvement. The company appears stable with a consistent domain registration history and no suspicious indicators.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (1)
Company Registration
KLEE s.r.o.
29259312
Security Posture Analysis
Comprehensive Security Assessment
The website lacks HTTPS, security headers, and privacy policies, which are critical for protecting user data and complying with GDPR. No forms are present, reducing attack surface, but the use of Google Analytics without consent mechanisms is a privacy concern. No incident response or vulnerability disclosure information is provided. The security score is low, and improvements are needed to align with best practices and regulatory requirements.
Strategic Recommendations
Priority Actions for Security Improvement
Implement HTTPS with a valid SSL/TLS certificate to secure all communications.
✨Observations
Comprehensive website and business-context analysis.
AI-Enhanced Website Analysis
Business Insights
KLEE s.r.o.
Firma KLEE s.r.o. is a construction company specializing in earthworks, excavation, water and sewage pipeline repairs and installations, and related construction services primarily in the Třebíč region and beyond. Founded in 2000, it has experience in water management construction and operates with a workforce of about 40 employees and a fleet of machinery and vehicles.
basic
moderate
Technical Stack
moderate
poor
poor
basic
Security Assessment
- No visible exposed sensitive data
- No vulnerable libraries detected
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website uses legacy HTML and JavaScript techniques.
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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-Frame-Options header
Prevents clickjacking attacks
Missing X-Content-Type-Options header
Prevents MIME type sniffing
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
Sensitive data may be cached
Cache-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
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
Third-party services without privacy policy
Detected services: Google Analytics
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
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
No DKIM record found
DKIM adds cryptographic signatures to emails
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
🏆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 Soon
SSL certificate expires in 27 days
Mixed Content Detected
4 resources loaded over insecure HTTP
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
Good Network Security Posture
No unnecessary services detected on common risky ports
How does klee.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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