Is colas.cz Safe? Security Analysis for COLAS CZ, a.s.
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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
COLAS CZ, a.s. is a well-established Czech company specializing in road construction and infrastructure projects, including roads, bridges, railways, and tramways. It operates as part of the global Colas Group and offers a broad range of services from construction to material supply and laboratory testing. The company targets public infrastructure clients and construction partners within the Czech Republic, maintaining a strong market position supported by a history dating back to 1994 and multiple regional subsidiaries. The website reflects a professional and comprehensive digital presence with clear navigation, detailed service descriptions, and multiple contact options. Technically, the site uses modern JavaScript frameworks and Google Analytics with a consent mechanism, hosted on Czech infrastructure providers. Security posture is good with HTTPS enforced and no visible vulnerabilities, though security headers and incident response information could be improved. Privacy compliance is well addressed with a clear privacy policy and cookie consent banner. Overall, the website is trustworthy, professional, and aligned with the company's business model and market presence.
Detected Technologies
14 urgent findings need attention
1 critical · 13 high
- + 6 more findings in the full report below
Keep colas.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
7 findings
30/100
GDPR Compliance
4 findings
25/100
NIS2 Compliance
8 findings
17/100
Email Security
5 findings
65/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
COLAS CZ holds a strong position in the Czech transportation construction sector, leveraging its integration with the global Colas Group to offer innovative and sustainable infrastructure solutions. Its business model focuses on B2B services for public and private infrastructure projects, supported by in-house production of construction materials and laboratory services. The company demonstrates growth through acquisitions and regional expansion. Its partnership ecosystem includes the parent Colas Group and regional subsidiaries. The website content and structure indicate a mature organization with clear communication channels and a commitment to ethics and sustainability, which are key competitive advantages in the infrastructure market.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (2)
Security Posture Analysis
Comprehensive Security Assessment
The website exhibits a mature security posture with HTTPS enforced and a cookie consent mechanism that denies tracking by default, reflecting GDPR compliance. However, the absence of explicit security policies, incident response contacts, and security.txt files indicates room for improvement in transparency and readiness. No critical vulnerabilities or exposed sensitive data were detected. The use of Google Analytics is controlled via consent, minimizing privacy risks. Security headers are not visibly implemented, which could enhance protection against common web attacks. Overall, the security posture is solid but could benefit from formalized policies and additional technical controls.
Strategic Recommendations
Priority Actions for Security Improvement
Implement and publish a comprehensive security policy and incident response contact information on the website.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
COLAS CZ, a.s.
Colas CZ is a Czech company specializing in road construction, including building, reconstruction, and repair of roads, bridges, rail and tram infrastructure, and production and supply of construction materials such as aggregates and asphalt mixtures. It is part of the global Colas group and focuses on innovation, sustainability, and ethical business practices.
excellent
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS usage
- Cookie consent banner with opt-in/out
- No exposed sensitive data in HTML
- Contact form with client-side validation
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with rich content in Czech language.
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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 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, 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
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
Complex SPF record
LOWToo many include statements can cause lookup limits
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
🏆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 62 days
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
Unregistered MX Record
HIGHMX record points to unregistered domain: mxa-001d6901.gslb.pphosted.com
Unregistered MX Record
HIGHMX record points to unregistered domain: mxb-001d6901.gslb.pphosted.com
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
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
Service Exposed: SSH
MEDIUMPort 22 (SSH) is publicly accessible - SSH - Secure but can be brute-forced
How does colas.cz compare?
colas.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
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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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