Is stadtwerke-flensburg.de Safe? Security Analysis for Stadtwerke Flensburg GmbH
https://stadtwerke-flensburg.deCheck if stadtwerke-flensburg.de is a scam or legitimate. Free security scan and reviews.
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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
Stadtwerke Flensburg GmbH is a regional energy and telecommunications provider based in Germany, serving approximately 220,000 electricity customers nationwide and about 60,000 households and businesses regionally with electricity, natural gas, district heating, drinking water, fiber optic internet, and e-mobility solutions. The company emphasizes sustainability and climate neutrality, producing electricity via environmentally friendly combined heat and power plants and expanding fiber optic infrastructure in the region. The website is professionally designed using TYPO3 CMS, featuring comprehensive content and clear navigation tailored to private, commercial, and individual customers. It integrates modern tracking and consent management tools, ensuring moderate user tracking with GDPR compliance mechanisms in place. Security posture is strong with HTTPS and consent management, though explicit privacy and security policies are not found in the provided content. WHOIS data confirms domain legitimacy and consistency with the business identity. Overall, the digital presence reflects a mature, trustworthy utility provider with a focus on sustainability and customer service.
Detected Technologies
11 urgent findings need attention
1 critical · 10 high
- + 3 more findings in the full report below
Keep stadtwerke-flensburg.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
4 findings
55/100
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
The company holds a strong market position as a leading regional utility and telecommunications provider in Flensburg and surrounding areas, offering a broad portfolio of energy and communication services. Its business model combines traditional energy supply with modern digital infrastructure, including fiber optic internet and e-mobility charging. The target audience spans private households, businesses, and housing industry clients. The company leverages partnerships and maintains active social media channels to enhance engagement. Growth indicators include ongoing infrastructure projects and a clear commitment to climate-neutral energy production by 2035. The career portal subdomain indicates investment in workforce development. The company operates in a regulated sector with a focus on sustainability and regional service reliability.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (2)
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a good security posture with enforced HTTPS, use of consent management for cookies, and asynchronous loading of scripts to optimize performance and security. However, explicit security headers like X-Frame-Options and Content-Security-Policy are not explicitly visible in the provided content and should be verified server-side. No vulnerabilities or exposed sensitive data were detected in the HTML content. The absence of a published security policy or incident response information suggests room for improvement in transparency and readiness. No vulnerability disclosure or security.txt file was found, which is recommended for responsible disclosure. Overall, the site aligns with common best practices but could enhance its security communication and policies.
Strategic Recommendations
Priority Actions for Security Improvement
Publish a clear and accessible privacy policy and terms of service to improve transparency and GDPR compliance.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Stadtwerke Flensburg GmbH
Bundesweit beziehen rund 220.000 Kunden Strom von den Stadtwerken Flensburg. Seit 2017 gibt es bundesweit auch Erdgasprodukte. In der Region versorgen wir rund 60.000 Haushalte und Unternehmen mit Strom, Fernwärme, Trinkwasser und Telekommunikationsprodukten. Den Strom produzieren wir in umweltschonender Kraft-Wärme-Kopplung an der Flensburger Förde. In den nächsten Jahren werden die Stadtwerke Flensburg, Glücksburg und Harrislee komplett mit schneller Glasfaser erschließen.
excellent
consistent
Technical Stack
moderate
good
good
good
Security Assessment
- HTTPS enforced
- Consent management for cookies
- No exposed sensitive data in HTML
- Use of async and defer for 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 X-Frame-Options header
HIGHPrevents clickjacking attacks
Missing Content-Security-Policy header
HIGHControls resources the browser is allowed to load
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
🏆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 47 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
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
No DMARC Record
MEDIUMDMARC policy not configured
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 stadtwerke-flensburg.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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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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Community rating
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