Is eso.org Safe? Security Analysis for European Southern Observatory
https://eso.orgCheck if eso.org is a scam or legitimate. Free security scan and reviews.
Below Government avg (70)
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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 European Southern Observatory (ESO) is a leading intergovernmental organization dedicated to astronomical research and the operation of world-class ground-based observatories in the Southern Hemisphere. The website serves as a comprehensive portal for scientific discoveries, public outreach, educational resources, and detailed information about ESO's telescopes and instruments. It targets a broad audience including researchers, educators, students, and astronomy enthusiasts worldwide. The business model is non-profit and government-oriented, focusing on advancing astronomy and related technologies. Technically, the website employs modern web technologies including HTML5, CSS3, JavaScript, jQuery, and integrates Matomo analytics for privacy-conscious visitor tracking. It is hosted on CDN77, ensuring fast content delivery and good performance. The site is mobile-optimized, accessible, and SEO-friendly, with clear navigation and multilingual support. From a security perspective, the site enforces HTTPS, uses CSRF tokens, and implements cookie consent mechanisms aligned with GDPR. While explicit security headers like Content-Security-Policy are not confirmed, best practices are largely followed. No vulnerabilities or exposed sensitive data were detected. However, the absence of a public security policy or vulnerability disclosure program is noted. Overall, the website presents a low-risk profile with strong trust indicators and professional content. The lack of WHOIS data limits domain registration insights but does not detract from the site's legitimacy. Strategic recommendations include enhancing security header implementation, publishing a security policy, and establishing a vulnerability disclosure channel to further strengthen trust and compliance.
Detected Technologies
8 urgent findings need attention
8 high
Keep eso.org under constant watch
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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
8 findings
25/100
GDPR Compliance
2 findings
73/100
NIS2 Compliance
8 findings
17/100
Email Security
4 findings
75/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
ESO holds a dominant position in the astronomical research sector, operating premier observatories such as the Very Large Telescope (VLT) and ALMA. Its competitive advantage lies in its intergovernmental status, access to cutting-edge technology, and extensive public engagement. Revenue streams are primarily government funding and partnerships. The target customers include scientific communities, educational institutions, and the general public interested in space science. Growth indicators include continuous technological upgrades and active outreach programs. The partnership ecosystem includes collaborations with industry and educational bodies. Operationally, ESO maintains a high standard of professionalism and transparency, reflected in its comprehensive online presence and multilingual content.
Security Posture Analysis
Comprehensive Security Assessment
ESO's website demonstrates a mature security posture with mandatory HTTPS, CSRF protection, and GDPR-compliant cookie management. The use of reCAPTCHA protects forms from spam and abuse. No critical vulnerabilities or exposed sensitive information were found. However, the absence of a published security policy, incident response plan, or vulnerability disclosure mechanism suggests room for improvement in transparency and readiness. Compliance with GDPR is evident, but additional certifications or frameworks like ISO 27001 are not mentioned. Incident response contact channels are not publicly listed, which could hinder timely communication in case of security events.
Strategic Recommendations
Priority Actions for Security Improvement
Implement and publish a comprehensive Content-Security-Policy header to mitigate cross-site scripting risks.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
European Southern Observatory
ESO, European Organisation for Astronomical Research in the Southern Hemisphere, is an intergovernmental science and technology organisation focused on ground-based astronomical observatories and research.
excellent
consistent
Technical Stack
fast
good
good
good
Security Assessment
- HTTPS enforced
- CSRF token cookie used
- Cookie consent mechanism implemented
- No exposed sensitive data found
- Use of reCAPTCHA for forms
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with rich content and no blocking detected.
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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=60;"
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 Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
Privacy policy may not be GDPR compliant
MEDIUMPrivacy policy lacks explicit GDPR compliance elements
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
DMARC not enforcing
MEDIUMDMARC policy is set to "none"
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
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
Mixed Content Detected
MEDIUM1 resources loaded over insecure HTTP
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 Delete Lock Not Enabled
LOWDomain can be deleted without additional verification
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 eso.org 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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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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