Is lightbulb.lu Safe? Security Analysis for Lightbulb s.à r.l.
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Below Technology avg (72)

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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
Lightbulb s.à r.l. is a Luxembourg-based digital design and software development agency founded in 2013. The company specializes in transforming complex problems into user-friendly software solutions, offering services such as custom development, UX-focused design, and innovative digital solutions. Their client portfolio includes notable organizations, and they maintain an active social media presence to engage with their audience. The website is professionally designed, mobile-optimized, and provides clear navigation and contact information, positioning Lightbulb as a credible and trustworthy service provider in the technology sector. Technically, the website is built on WordPress, leveraging modern JavaScript and CSS technologies, with performance optimized through caching and preload strategies. Hosting is managed via EuroDNS, consistent with the Luxembourg location. The site employs Matomo analytics with a cookie consent mechanism, reflecting a moderate level of digital maturity and privacy awareness. Accessibility and SEO optimizations are well implemented, contributing to a positive user experience. From a security perspective, the site enforces HTTPS and uses cookie consent to comply with GDPR requirements. However, explicit security headers are absent, and no formal privacy policy or security incident response information is published, indicating areas for improvement. No vulnerabilities or exposed sensitive data were detected in the analyzed content. Overall, the security posture is good but could be enhanced by adopting additional best practices and transparency measures. The overall risk assessment is low, with the website demonstrating professionalism, legitimacy, and compliance with basic privacy standards. Strategic recommendations include publishing a comprehensive privacy policy, implementing security headers, and providing clear incident response contacts to strengthen trust and compliance.
Detected Technologies
13 urgent findings need attention
1 critical · 12 high
- + 5 more findings in the full report below
Keep lightbulb.lu 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
15/100
GDPR Compliance
4 findings
25/100
NIS2 Compliance
8 findings
17/100
Email Security
4 findings
70/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Lightbulb operates as a specialized technology service provider focusing on custom software development and UX/UI design. Their market positioning is that of a boutique agency with a strong emphasis on quality and client collaboration. The business model revolves around project-based engagements with medium to large organizations, particularly in Luxembourg. Revenue streams likely derive from bespoke software projects, design services, and ongoing support. The company targets businesses requiring tailored digital solutions, emphasizing innovation and user experience. Growth indicators include a well-maintained portfolio, active social media channels, and a clear presentation of team expertise. The partnership ecosystem is not explicitly detailed but includes clients from government and private sectors. Strategic observations suggest a focus on maintaining high-quality standards and expanding service offerings to sustain competitive advantage.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (1)
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a moderate to good security maturity level. HTTPS is enforced, ensuring encrypted communications. The presence of a cookie consent mechanism aligns with GDPR requirements, indicating awareness of privacy regulations. However, the absence of explicit security headers such as Content-Security-Policy, X-Frame-Options, and Strict-Transport-Security reduces the overall security robustness. No security policy or incident response contact information is published, which limits transparency and preparedness for security incidents. No vulnerabilities or exposed sensitive data were detected in the HTML content. The use of Matomo analytics with user consent reflects responsible data collection practices. Overall, the security culture appears positive but would benefit from formalizing policies and enhancing technical controls.
Strategic Recommendations
Priority Actions for Security Improvement
Publish a comprehensive privacy policy detailing data processing and GDPR compliance.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Lightbulb s.à r.l.
We transform complex problems into user-friendly software solutions by working closely with our clients to understand their needs
excellent
consistent
Technical Stack
fast
excellent
good
good
Security Assessment
- HTTPS enforced
- Cookie consent mechanism implemented
- 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
Missing Strict-Transport-Security header
HIGHForces HTTPS connections
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 Privacy Policy found
HIGHGDPR requires a clear and accessible privacy policy
No Cookie Policy found
HIGHGDPR requires clear information about cookie usage
EU business without adequate privacy measures
CRITICALEU businesses are subject to strict GDPR requirements
Third-party services without privacy policy
HIGHDetected services: Facebook, LinkedIn, YouTube
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
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
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
🏆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 58 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
No DMARC Record
MEDIUMDMARC policy not configured
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
High-Risk Service Exposed: FTP
HIGHPort 21 (FTP) is publicly accessible - FTP - Often unencrypted file transfer
How does lightbulb.lu compare?
lightbulb.lu scores below average. Browse similar domains to see how competitors handle security.
🔧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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