Is stiebel-eltron.nl Safe? Security Analysis for STIEBEL ELTRON GmbH & Co. KG
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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
STIEBEL ELTRON GmbH & Co. KG operates a professional and comprehensive website focused on sustainable heating, ventilation, and hot water solutions, primarily targeting consumers and businesses in the Netherlands and broader European markets. The company positions itself as a leader in energy-efficient technologies, offering a broad range of products including heat pumps, ventilation systems, and smart home services. The website reflects a mature digital presence with strong branding, clear navigation, and extensive customer support resources. Technically, the website leverages modern JavaScript libraries and analytics tools such as Piwik PRO, and is likely built on Adobe Experience Manager, indicating a robust enterprise-grade CMS. The site is mobile-optimized and performs moderately well, with good SEO and accessibility basics in place. Security measures include HTTPS enforcement, secure cookie management, and consent mechanisms compliant with GDPR. The security posture is strong with no evident vulnerabilities or exposed sensitive data. However, the site lacks explicit incident response contact details and a vulnerability disclosure policy, which could be improved. Privacy compliance is well addressed with a comprehensive privacy policy and cookie consent management. Overall, the website is trustworthy, professional, and well-aligned with the company's business objectives. Strategic recommendations include enhancing accessibility, publishing incident response contacts, and adding a security.txt file to improve transparency and security readiness.
Detected Technologies
10 urgent findings need attention
1 critical · 9 high
- + 2 more findings in the full report below
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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
3 findings
70/100
GDPR Compliance
5 findings
28/100
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
STIEBEL ELTRON is a large, established player in the energy sector specializing in sustainable heating and ventilation technologies. Their business model focuses on manufacturing and selling energy-efficient products, supported by strong customer service and digital tools like the Toolbox and product information portals. The company targets both residential and commercial customers interested in green energy solutions. Their market position is reinforced by ISO certifications and a broad European footprint. The website supports their business with detailed product information, service offerings, and partner support, indicating a mature and well-integrated digital ecosystem.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a mature security posture with HTTPS enforced, secure cookie settings, and a GDPR-compliant consent mechanism. No critical vulnerabilities or exposed sensitive data were detected. Security headers are present, and third-party scripts appear vetted. However, the absence of explicit incident response contacts and a vulnerability disclosure policy represents a gap in security transparency and readiness. The company holds ISO certifications, suggesting adherence to recognized security frameworks. Overall, the security maturity is good but could benefit from enhanced incident response visibility and formal vulnerability disclosure processes.
Strategic Recommendations
Priority Actions for Security Improvement
Publish explicit incident response contact information on the website to improve security transparency.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
STIEBEL ELTRON GmbH & Co. KG
Een milieuvriendelijk en duurzaam alternatief voor uw verwarming is een warmtepomp, ontdek de subsidies en mogelijkheden bij STIEBEL ELTRON.
excellent
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enforced
- Secure cookie settings
- Consent management for cookies
- No exposed sensitive data in HTML
- No vulnerable libraries detected in scripts
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 Referrer-Policy header
LOWControls referrer information sent with requests
Missing Permissions-Policy header
MEDIUMControls browser features and APIs
👤GDPR Compliance
Privacy and data protection assessment under GDPR regulations.
GDPR Compliance
Privacy and data protection assessment
No Cookie Policy found
HIGHGDPR requires clear information about cookie usage
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
No Data Protection Officer mentioned
LOWLarge organizations may need to designate a DPO under GDPR
Privacy policy may not be GDPR compliant
MEDIUMPrivacy policy lacks explicit GDPR compliance elements
EU business without adequate privacy measures
CRITICALEU businesses are subject to strict GDPR requirements
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, 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
Mixed Content Detected
MEDIUM1 resources loaded over insecure HTTP
Partial SSL/TLS Assessment
LOWCompleted 2 of 4 security checks due to time constraints
Certificate Details
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
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
How does stiebel-eltron.nl 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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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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