Is zueblin-systembau.de Safe? Security Analysis for Ed. Züblin AG
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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
Ed. Züblin AG is a leading German construction and engineering company specializing in high and civil engineering projects. The company holds a strong market position as the number one in its sector in Germany, offering a wide range of services including PPP projects, turnkey construction, sustainable building, tunnel construction, and specialized engineering disciplines. The website reflects a mature digital presence with a professional design, clear navigation, and compliance with GDPR through integrated cookie consent mechanisms. Technically, the site uses a combination of modern JavaScript libraries such as jQuery and Bootstrap, hosted on AWS infrastructure, and employs privacy-respecting analytics tools like Matomo. Security posture is solid with HTTPS enforced and cookie consent implemented, though some security headers could be improved. Overall, the site is trustworthy and well-maintained, supporting the company's enterprise-level operations.
Detected Technologies
10 urgent findings need attention
10 high
- + 2 more findings in the full report below
Keep zueblin-systembau.de 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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DNS Health
4 findings
70/100
Email Security
3 findings
85/100
GDPR Compliance
No critical findings yet
100/100
Network Security
1 finding
100/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The company operates primarily in the construction and engineering sector, targeting expert and professional audiences. Its business model revolves around providing comprehensive construction services for projects of various sizes, including public-private partnerships and specialized engineering solutions. The website's structure and linked domains indicate a well-organized regional division strategy. The use of a proprietary CMS based on IBM Domino suggests legacy systems integrated with modern web technologies. The partnership with STRABAG SE as the parent company enhances its market credibility. The absence of explicit contact details on the analyzed page suggests contact information may be centralized elsewhere or protected for privacy.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a good security baseline with enforced HTTPS and cookie consent management via OneTrust. Analytics are handled through Matomo and eTracker, which are known for privacy-conscious tracking. However, the site lacks explicit security headers such as Content-Security-Policy and X-Frame-Options, which could be added to enhance protection against common web attacks. No vulnerabilities or exposed sensitive data were detected in the HTML content. The absence of a security policy or incident response contact information is a gap in transparency and readiness. Publishing a security.txt file and enhancing header policies would strengthen the security posture.
Strategic Recommendations
Priority Actions for Security Improvement
Implement comprehensive security headers including CSP, X-Frame-Options, and X-Content-Type-Options.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Ed. Züblin AG
Wir setzen Maßstäbe! Dieser Anspruch hat uns zur Nummer eins im deutschen Hoch- und Ingenieurbau gemacht. Unseren Kunden bieten wir ein umfassendes Leistungsspektrum für Bauvorhaben jeder Art und Größe.
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enforced
- Cookie consent with OneTrust
- No exposed sensitive data in HTML
- Use of Matomo for privacy-respecting analytics
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is professionally designed and well-structured.
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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 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
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: energy, transport, health, 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
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
DKIM Selectors Found
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 52 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
Domain Transfer Lock Not Enabled
MEDIUMDomain can be transferred without authorization
Domain Delete Lock Not Enabled
LOWDomain can be deleted without additional verification
Domain Registration Details
- •No domain protection locks enabled
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
LOWNo unnecessary services detected on common risky ports
How does zueblin-systembau.de compare?
See how zueblin-systembau.de stacks up against similar websites in the same industry.
🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings
Additional Findings
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PDF Report & Export
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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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