Is sefe-energy.eu Safe? Security Analysis for SEFE Energy GmbH
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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
SEFE Energy GmbH is a prominent European energy supplier specializing in delivering natural gas, hydrogen, and digital infrastructure solutions to industrial and municipal clients across Germany, Belgium, and the Netherlands. As part of the SEFE Group, owned by the German federal government, the company serves over 50,000 customers and emphasizes sustainability and energy transition through investments in clean energy and hydrogen ecosystems. The website reflects a mature digital presence with comprehensive product information, customer portals, and multilingual support. Technically, the site leverages modern web technologies including Umbraco CMS, Vue.js, and integrates analytics and marketing tools such as Google Tag Manager and Trustpilot widgets. Security posture is strong with HTTPS enforced and cookie consent mechanisms in place, though some enhancements in security headers and explicit incident response policies could improve resilience. Overall, SEFE Energy presents a trustworthy and professional online presence aligned with its market position as a leading energy provider in Europe.
Detected Technologies
11 urgent findings need attention
1 critical · 10 high
- + 3 more findings in the full report below
Keep sefe-energy.eu 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
25/100
GDPR Compliance
4 findings
40/100
NIS2 Compliance
9 findings
2/100
Email Security
5 findings
60/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
SEFE Energy operates in the energy sector with a focus on industrial and municipal energy supply, offering tailored solutions in natural gas, hydrogen, and digital infrastructure. The company benefits from its affiliation with the SEFE Group and German government ownership, providing stability and credibility. Its business model centers on comprehensive energy services, including customer portals and market reports, targeting large multinational corporations and local utilities. The website's content and structure indicate a well-established brand with strong customer engagement and a commitment to sustainability. Partnerships such as with gas-h2.de and subsidiaries in multiple European countries support its growth and market reach. The company’s digital maturity is evidenced by integrated analytics, marketing, and customer support technologies.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (1)
Company Registration
SEFE Energy GmbH
DE 282 663 709
HRB 15778 Amtsgericht Kassel
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a solid security foundation with HTTPS enabled and a cookie consent framework compliant with GDPR. No exposed sensitive data or vulnerable libraries were detected in the HTML content. However, the absence of HTTP security headers (e.g., CSP, HSTS) and lack of published security policies or incident response contacts represent areas for improvement. The use of third-party scripts like LiveChat and Trustpilot introduces potential risk vectors that require ongoing monitoring. The site does not provide a security.txt or vulnerability disclosure program, which could enhance transparency and trust. Overall, the security posture is good but could be strengthened by adopting additional best practices and formalizing incident response mechanisms.
Strategic Recommendations
Priority Actions for Security Improvement
Implement comprehensive HTTP security headers including Content Security Policy (CSP), Strict-Transport-Security (HSTS), and X-Frame-Options to mitigate common web attacks.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
SEFE Energy GmbH
SEFE Energy GmbH is an energy supplier delivering gas and electricity solutions to industrial customers, municipal utilities, and power plants in Germany, Belgium, and the Netherlands. They provide energy for vital services and products used by millions across Europe, including industrial applications, packaging, textiles, and plastics.
excellent
consistent
Technical Stack
fast
excellent
good
good
Security Assessment
- HTTPS enforced
- Cookie consent mechanism implemented
- No exposed sensitive data in HTML
- Use of secure external scripts
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with rich content and professional design.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Weak Strict-Transport-Security configuration
LOWCurrent value: "max-age=2592000"
Missing X-Frame-Options header
HIGHPrevents clickjacking attacks
Missing X-Content-Type-Options header
MEDIUMPrevents MIME type sniffing
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
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
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
DMARC not enforcing
MEDIUMDMARC policy is set to "none"
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
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
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
DMARC Policy Set to None
LOWDMARC is configured but not enforcing any policy
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
LOWNo unnecessary services detected on common risky ports
How does sefe-energy.eu compare?
See how sefe-energy.eu 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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