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Is centraliens-nantes.org a Scam? Security Check Results - Centrale Nantes Alumni

centraliens-nantes.org Security Report Summary

centraliens-nantes.org received a security score of 55 out of 100 in Guard's comprehensive security analysis, classified as "Elevated Risk". This report covers Centrale Nantes Alumni's website security posture. Centrale Nantes Alumni operates in the Education industry in France.

Centrale Nantes Alumni operates a comprehensive digital platform serving the alumni, students, faculty, and recruiters associated with Centrale Nantes engineering school. The website offers a rich set of services including an alumni directory, event calendars, job board, mentoring, and community engagement tools. It is well-positioned as a key network facilitator for its target audience in France and internationally. The platform leverages modern web technologies such as Vue.js, Google Analytics, and Google Maps API to deliver a responsive and interactive user experience. Security posture is solid with HTTPS enforced and secure login options, though some security headers could be improved. Privacy policies and cookie consent mechanisms are present and GDPR compliant, reflecting good privacy practices. The domain WHOIS data is unavailable likely due to privacy protection, which is common for such organizations. Overall, the website is professional, trustworthy, and well-maintained, supporting its role as a vital alumni network hub.

The security scan identified 30 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: Google Analytics, Google Tag Manager, Google Maps API, jQuery, YUI, Vue.js, Swiper.js, Font Awesome, Google 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 centraliens-nantes.org Safe? Security Analysis for Centrale Nantes Alumni

https://centraliens-nantes.org

Check if centraliens-nantes.org is a scam or legitimate. Free security scan and reviews.

EducationFrancemedium
Google AnalyticsGoogle Tag ManagerGoogle Maps APIjQueryYUI+4 more
Analyzed 10/25/2025Completed 1:11:12 AM5mo ago
55
Security Score
MEDIUM RISK

Above Education avg (55)

10,000+

Domains scanned

500+

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Domaincentraliens-nantes.org
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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

Centrale Nantes Alumni operates a comprehensive digital platform serving the alumni, students, faculty, and recruiters associated with Centrale Nantes engineering school. The website offers a rich set of services including an alumni directory, event calendars, job board, mentoring, and community engagement tools. It is well-positioned as a key network facilitator for its target audience in France and internationally. The platform leverages modern web technologies such as Vue.js, Google Analytics, and Google Maps API to deliver a responsive and interactive user experience. Security posture is solid with HTTPS enforced and secure login options, though some security headers could be improved. Privacy policies and cookie consent mechanisms are present and GDPR compliant, reflecting good privacy practices. The domain WHOIS data is unavailable likely due to privacy protection, which is common for such organizations. Overall, the website is professional, trustworthy, and well-maintained, supporting its role as a vital alumni network hub.

Detected Technologies

Google AnalyticsGoogle Tag ManagerGoogle Maps APIjQueryYUIVue.jsSwiper.jsFont AwesomeGoogle Fonts

9 urgent findings need attention

9 high

  • + 1 more findings in the full report below
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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

2 findings

65/100

NIS2 Compliance

8 findings

17/100

Email Security

5 findings

60/100

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

The platform targets a medium-sized community of approximately 20,000 alumni and students, providing career services, networking events, and community resources. Its business model is based on membership and service offerings such as job postings and coaching. The site integrates with partner alumni associations and the Centrale Nantes school ecosystem, enhancing its market position. The presence of multiple language options and international groups indicates a global outreach strategy. The use of social media and official school links strengthens its credibility and engagement. The platform's technical infrastructure supports scalability and user interaction, though hosting details are not explicit. The lack of visible company registration or VAT information is typical for non-profit alumni associations.

Extracted Contact Information

Marketing Intelligence Data

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates a mature security posture with HTTPS enforced and secure authentication options including OAuth providers (Google, LinkedIn). No sensitive data is exposed in the HTML content. However, the absence of explicit security headers such as Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options suggests room for improvement. No vulnerabilities or malware indicators were detected in the content. Privacy and cookie policies are implemented, supporting GDPR compliance. Incident response and security policy pages are not found, which could be enhanced to improve transparency and readiness. Overall, the security posture is good but could benefit from additional header hardening and documented incident response procedures.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement and enforce Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options HTTP headers to enhance security.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

Centrale Nantes Alumni

Description:

Plateforme du réseau des étudiants et diplômés de Centrale Nantes, facilitant le partage, la carrière, l'emploi, les stages, et la communauté alumni.

Key Services:
Alumni directoryEvents and newsJob boardMentoring and coachingMembership and community engagement
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
Google AnalyticsGoogle Tag ManagerGoogle Maps APIjQueryYUIVue.jsSwiper.jsFont AwesomeGoogle Fonts
Frameworks:
Vue.jsYUI
Platforms:
Web
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
80/100
Best Practices:
  • HTTPS enforced
  • Secure login forms with OAuth options (Google, LinkedIn)
  • No exposed sensitive data in HTML

Analytics & Tracking

Services:
Google AnalyticsGoogle Tag Manager
Tracking Level:moderate
Privacy Compliance:basic

Advertising & Marketing

Transparency Level:basic

Website Quality Assessment

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

Key Observations

1

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

65/100
Score

Missing Content-Security-Policy header

HIGH

Controls resources the browser is allowed to load

Weak Referrer-Policy configuration

LOW

Current value: "no-referrer-when-downgrade"

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

65/100
Score

No Privacy Policy found

HIGH

GDPR requires a clear and accessible privacy policy

Third-party services without privacy policy

HIGH

Detected services: Google Analytics, Facebook, Twitter, LinkedIn, YouTube, Cloudflare, Google APIs

GDPR Compliance Analysis

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

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

17/100
Score

No information security framework found

HIGH

NIS2 requires documented cybersecurity and information security measures

No vulnerability disclosure policy

MEDIUM

NIS2 encourages coordinated vulnerability disclosure

No security policy documentation found

HIGH

NIS2 requires documented cybersecurity governance and risk management

No incident response procedures found

HIGH

NIS2 requires documented incident response and business continuity plans

No business continuity planning found

MEDIUM

NIS2 emphasizes operational resilience and business continuity

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

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 include:alumnforce.org ~all
DNS Lookups:1/10
Policy:~all
DMARC Details
Policy:none
Aggregate Reports:postmaster@centraliens-nantes.org

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

62/100
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 61 days

Mixed Content Detected

MEDIUM

1 resources loaded over insecure HTTP

Partial SSL/TLS Assessment

LOW

Completed 3 of 4 security checks due to time constraints

Protocol Support

TLSv1.2TLSv1.3TLSv1.1

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

75/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

Domain Delete Lock Not Enabled

LOW

Domain can be deleted without additional verification

DMARC Policy Set to None

LOW

DMARC is configured but not enforcing any policy

Domain Registration Details

Domain Age
22 years(mature)
Expiry Risk
low(expired)
Protection Level
basicDNSSEC OFF

DNS Records

A Records:178.32.252.243
Name Servers:
ns-116-c.gandi.net
ns-231-b.gandi.net
ns-84-a.gandi.net
MX Records:
10: mx1.alumnforce.org
20: mx2.alumnforce.org
SOA:Serial: 1761177600, TTL: 10800s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:85ms

SPF Analysis

SPF Record:
v=spf1 include:alumnforce.org ~all

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

20/100
Score

High-Risk Service Exposed: FTP

HIGH

Port 21 (FTP) is publicly accessible - FTP - Often unencrypted file transfer

How does centraliens-nantes.org compare?

See how centraliens-nantes.org 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 uses a modern tech stack including Vue.js for frontend interactivity, Google Analytics and Tag Manager for analytics, and Google Maps API for geolocation features. The CMS appears to be custom or proprietary, leveraging YUI and other legacy libraries alongside modern frameworks. Performance is moderate with good mobile optimization and SEO practices. The site uses multiple external resources from trusted domains. Some technical debt is indicated by the presence of older libraries like YUI. The site is well-structured with clear navigation and multilingual support. Hosting provider details are not explicit, limiting full infrastructure assessment.
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Marketing Intelligence

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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

Domaincentraliens-nantes.org
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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