Is testzentrale.de Safe? Security Analysis for Testzentrale
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Above Education avg (55)
GDPR-aligned
Data handling
EU
Hosting region
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Testzentrale is a specialized platform offering psychological test procedures, books, journals, and educational services primarily targeting psychologists, researchers, and healthcare professionals. It operates under the Hogrefe Verlagsgruppe umbrella, a reputable publisher in the psychology domain, which strengthens its market position and trustworthiness. The website provides a comprehensive catalog of products and services including eTesting platforms, seminars, webinars, and consulting, catering to a professional audience in Germany and internationally. Technically, the site is built on TYPO3 CMS with modern styling frameworks like Tailwind CSS and integrates Google Tag Manager for analytics. Privacy and cookie policies are well implemented with consent management, reflecting good GDPR compliance. Security posture is strong with HTTPS enforcement, secure login forms, and standard security headers, although explicit incident response and vulnerability disclosure mechanisms are not publicly detailed. Overall, the site demonstrates a mature digital presence with good usability, security, and compliance practices.
Detected Technologies
9 urgent findings need attention
9 high
- + 1 more findings in the full report below
Keep testzentrale.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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Security Headers
5 findings
55/100
GDPR Compliance
3 findings
68/100
NIS2 Compliance
9 findings
2/100
Email Security
4 findings
75/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The business operates in the education and healthcare sectors, focusing on psychological testing and related educational content. Its business model combines e-commerce for test materials and books with educational offerings such as seminars and consulting. The affiliation with Hogrefe Verlagsgruppe provides a competitive advantage through brand recognition and resource sharing. The website targets professionals in psychology and related fields, offering specialized products and services. The presence of multiple language versions and regional domains indicates a strategic international expansion. The company maintains a professional online presence with clear contact information and trust signals, supporting customer confidence and market credibility.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (1)
Security Posture Analysis
Comprehensive Security Assessment
The website exhibits a solid security foundation with HTTPS enabled and multiple security headers in place. Login forms are secured with password visibility toggles and no sensitive data is exposed in the HTML. Consent management for cookies is implemented, supporting privacy compliance. However, the absence of a public incident response contact or vulnerability disclosure policy represents a gap in security transparency and readiness. No known vulnerabilities or suspicious scripts were detected in the provided content. The security score is high but could be improved by publishing explicit security policies and enhancing monitoring capabilities.
Strategic Recommendations
Priority Actions for Security Improvement
Publish a dedicated incident response and security contact page to improve transparency and readiness.
✨Observations
Comprehensive website and business-context analysis.
AI-Enhanced Website Analysis
Business Insights
Testzentrale
Bei uns finden Sie Testverfahren, Bücher und Zeitschriften rund um das Thema Psychologie sowie weiterführende Angebote!
good
consistent
Technical Stack
moderate
good
good
good
Security Assessment
- HTTPS enforced
- Secure login forms with password toggle
- Consent management for cookies
- No exposed sensitive data in HTML
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with no blocking or WAF challenges.
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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=300"
Missing X-Frame-Options header
Prevents clickjacking attacks
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 Cookie Consent Banner found
GDPR requires explicit consent for non-essential cookies
No Data Protection Officer mentioned
Large organizations may need to designate a DPO under GDPR
Privacy policy may not be GDPR compliant
Privacy policy lacks explicit GDPR compliance elements
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: energy, transport, 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
DMARC policy is set to "none"
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
DMARC 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 Within 90 Days
SSL certificate expires in 79 days
Weak SSL Key Length
SSL certificate uses 256-bit key, which is considered weak
Mixed Content Detected
3 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
Domain Transfer Lock Not Enabled
Domain can be transferred without authorization
Domain Delete Lock Not Enabled
Domain can be deleted without additional verification
DMARC Policy Set to None
DMARC is configured but not enforcing any policy
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
No unnecessary services detected on common risky ports
How does testzentrale.de 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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