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Is nc3.lu a Scam? Security Check Results - National Cybersecurity Competence Center Luxembourg

nc3.lu Security Report Summary

nc3.lu received a security score of 68 out of 100 in Guard's comprehensive security analysis, classified as "Moderate Risk". This report covers National Cybersecurity Competence Center Luxembourg's website security posture. National Cybersecurity Competence Center Luxembourg operates in the Government industry in Luxembourg.

The National Cybersecurity Competence Center Luxembourg (NC3) is a government-affiliated organization dedicated to enhancing the cybersecurity posture of Luxembourg's businesses, institutions, and stakeholders. It offers a comprehensive suite of services including self-assessment tools, risk diagnostics, training simulations, and strategic guidance. The center also fosters community initiatives and funding opportunities to strengthen the national and European cybersecurity ecosystem. The website positions NC3 as a central hub for cybersecurity competence in Luxembourg, linking national efforts with European initiatives.

The security scan identified 29 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: React, Next.js, JavaScript, SVG, Web Fonts.

About this security scan

Guard performs automated security assessments of websites by analyzing SSL/TLS certificates, HTTP security headers, DNS configuration, email authentication protocols (SPF, DKIM, DMARC), GDPR compliance indicators, NIS2 directive compliance, network exposure, and AI-powered business intelligence. Each report provides domain-specific findings, risk scores, and actionable recommendations.

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Is nc3.lu Safe? Security Analysis for National Cybersecurity Competence Center Luxembourg

https://nc3.lu

Check if nc3.lu is a scam or legitimate. Free security scan and reviews.

GovernmentLuxembourgmedium
ReactNext.jsJavaScriptSVGWeb Fonts
Analyzed 7/10/2025Completed 6:57:03 AM8mo ago
68
Security Score
MEDIUM RISK

Below Government avg (70)

10,000+

Domains scanned

500+

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Domainnc3.lu
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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

The National Cybersecurity Competence Center Luxembourg (NC3) is a government-affiliated organization dedicated to enhancing the cybersecurity posture of Luxembourg's businesses, institutions, and stakeholders. It offers a comprehensive suite of services including self-assessment tools, risk diagnostics, training simulations, and strategic guidance. The center also fosters community initiatives and funding opportunities to strengthen the national and European cybersecurity ecosystem. The website positions NC3 as a central hub for cybersecurity competence in Luxembourg, linking national efforts with European initiatives.

Detected Technologies

ReactNext.jsJavaScriptSVGWeb Fonts

7 urgent findings need attention

1 critical · 6 high

Continuous monitoring

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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

4 findings

65/100

GDPR Compliance

5 findings

28/100

NIS2 Compliance

5 findings

55/100

Email Security

6 findings

60/100

🧠AI Business Intelligence

Technology stack, business insights, and market analysis powered by AI.

Business Intelligence

Market & Strategic Analysis

NC3 operates as an essential government entity focused on cybersecurity resilience. Its market position is strong within Luxembourg, supported by partnerships with recognized organizations such as CIRCL and the Luxembourg House of Cybersecurity. The business model revolves around providing free and paid cybersecurity services, training, and community engagement to public and private sectors. The center targets organizations seeking to improve their cyber defenses and comply with regulatory requirements. The presence of multiple tools and initiatives indicates a mature and strategic approach to cybersecurity capacity building.

Extracted Contact Information

Marketing Intelligence Data

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates a solid security posture with HTTPS enforced, comprehensive security headers, and no visible vulnerabilities or exposed sensitive data. However, it lacks a publicly available security policy, incident response details, and vulnerability disclosure mechanisms, which are important for transparency and trust. The absence of a cookie consent mechanism is a minor compliance gap. Overall, the security maturity appears high, consistent with a government cybersecurity center, but could be improved by publishing more explicit security governance documentation.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement a visible cookie consent banner to ensure compliance with EU cookie laws.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

National Cybersecurity Competence Center Luxembourg

Description:

The National Cybersecurity Competence Center helps businesses to better protect themselves against growing cyber threats by providing learning, assessment, practice, and deployment services.

Key Services:
Cybersecurity self-assessment toolsRisk analysis and diagnosticsCybersecurity training and simulationsCybersecurity advice and guidanceCommunity and funding initiatives
Content Quality:

excellent

Branding:

consistent

Technical Stack

Technologies:
ReactNext.jsJavaScriptSVGWeb Fonts
Frameworks:
Next.js
Performance:

fast

Mobile:

excellent

Accessibility:

good

SEO:

good

Security Assessment

Security Score:
90/100
Best Practices:
  • HTTPS enforced
  • Use of security headers
  • No exposed sensitive data in HTML
  • No visible vulnerable libraries

Analytics & Tracking

Tracking Level:minimal
Privacy Compliance:good

Advertising & Marketing

Transparency Level:poor

Website Quality Assessment

Design Quality:excellent
User Experience:excellent
Content Relevance:excellent
Navigation Clarity:excellent
Professionalism:excellent
Trustworthiness:high

Key Observations

1

Website is a professional government cybersecurity competence center for Luxembourg.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

65/100
Score

Missing Strict-Transport-Security header

HIGH

Forces HTTPS connections

Missing Referrer-Policy header

LOW

Controls referrer information sent with requests

Missing Permissions-Policy header

MEDIUM

Controls browser features and APIs

Sensitive data may be cached

LOW

Cache-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

28/100
Score

No Cookie Policy found

HIGH

GDPR requires clear information about cookie usage

No Cookie Consent Banner found

HIGH

GDPR requires explicit consent for non-essential cookies

No Data Protection Officer mentioned

LOW

Large organizations may need to designate a DPO under GDPR

Privacy policy may not be GDPR compliant

MEDIUM

Privacy policy lacks explicit GDPR compliance elements

EU business without adequate privacy measures

CRITICAL

EU businesses are subject to strict GDPR requirements

GDPR Compliance Analysis

Privacy Policy85% confidence
Cookie Policy0% confidence
Contact Information Found90% confidence
emailphone

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

55/100
Score

No vulnerability disclosure policy

MEDIUM

NIS2 encourages coordinated vulnerability disclosure

No incident response procedures found

HIGH

NIS2 requires documented incident response and business continuity plans

No security contact information

HIGH

NIS2 requires clear incident reporting channels

No vulnerability reporting mechanism

MEDIUM

Clear vulnerability reporting supports coordinated disclosure

No NIS2 reference found

LOW

Consider 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

60/100
Score

DMARC not enforcing

MEDIUM

DMARC policy is set to "none"

No DKIM record found

MEDIUM

DKIM adds cryptographic signatures to emails

Strict DMARC Alignment

LOW

Strict alignment may cause legitimate emails to fail

No BIMI Record

LOW

BIMI displays brand logos in email clients

No MTA-STS Policy

MEDIUM

MTA-STS enforces TLS for email delivery

No TLS-RPT Record

LOW

TLS-RPT provides reporting for email TLS issues

SPF
Sender Policy Framework
DKIM
DomainKeys Identified Mail
DMARC
Domain-based Message Authentication
MX Records
Mail Exchange Records
BIMI
Brand Indicators
MTA-STS
Mail Transfer Agent Security
TLS-RPT
TLS Reporting
DNSSEC
DNS Security
SPF Details
Record:
v=spf1 mx a:mail.mbox.lu a:mx.mbox.lu a:mx1.mbox.lu a:mx2.mbox.lu a:mx1.mbox.cloud include:mx1.secin.lu ~all
DNS Lookups:7/10
Policy:~all
DMARC Details
Policy:none
Aggregate Reports:dmarc@lhc.lu

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

72/100
Score

Weak Protocols Supported

HIGH

Server supports weak protocols: TLSv1.1

OCSP Stapling Not Enabled

LOW

OCSP stapling improves performance and privacy

Certificate Transparency Not Implemented

LOW

Certificate is not logged in Certificate Transparency logs

SSL Certificate Expires Within 90 Days

MEDIUM

SSL certificate expires in 75 days

Partial SSL/TLS Assessment

LOW

Completed 3 of 4 security checks due to time constraints

Protocol Support

TLSv1.3TLSv1.2TLSv1.1

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

80/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

DMARC Policy Set to None

LOW

DMARC is configured but not enforcing any policy

Domain Registration Details

DNS Records

A Records:31.22.122.93
Name Servers:
ns1.eurodns.com
ns2.eurodns.com
ns3.eurodns.com
ns4.eurodns.com
MX Records:
20: mx2.mbox.cloud
10: mx1.mbox.cloud
SOA:Serial: 2025070800, TTL: 86400s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:69ms

SPF Analysis

SPF Record:
v=spf1 mx a:mail.mbox.lu a:mx.mbox.lu a:mx1.mbox.lu a:mx2.mbox.lu a:mx1.mbox.cloud include:mx1.secin.lu ~all

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

100/100
Score

Good Network Security Posture

LOW

No unnecessary services detected on common risky ports

How does nc3.lu compare?

See how nc3.lu 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

The website is built using modern web technologies including React and Next.js, ensuring good performance and mobile responsiveness. Hosting is managed via EuroDNS nameservers, indicating a professional DNS setup. The site uses SVG graphics and web fonts for a polished visual experience. SEO and accessibility are well addressed with proper meta tags and structured content. No CMS is detected, suggesting a custom or framework-based implementation. The technical infrastructure supports a fast, secure, and user-friendly experience suitable for a government cybersecurity portal.
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PDF Report & Export

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Marketing Intelligence

Contact emails, phone numbers & warm leads

49.90 €one-time • Incl. 21% VAT

Plan Comparison

FeaturePDF ReportMarketing+
Full security analysis
Professional PDF export
Email delivery
Lifetime access + unlock code
Contact emails & phones
Marketing outreach data

Already purchased?

Order summary

Domainnc3.lu
Access tierFull report or marketing add-on

Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.

VisaMastercardApple PayGoogle Pay

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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