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Is planetum.cz a Scam? Security Check Results - Planetum

planetum.cz Security Report Summary

planetum.cz received a security score of 58 out of 100 in Guard's comprehensive security analysis, classified as "Elevated Risk". This report covers Planetum's website security posture. Planetum operates in the Education industry in Czech Republic.

Planetum is a Czech educational and cultural organization operating a modern planetarium and multiple observatories. The website provides detailed program schedules, branch information, and educational offerings targeting astronomy enthusiasts and the general public interested in space. The technical infrastructure is modern, leveraging Nuxt.js and Vue.js frameworks, with integration of Google Fonts and Google Tag Manager for analytics. The site is well-designed, mobile-optimized, and provides a good user experience with clear navigation and relevant content. Security posture is solid with HTTPS enforced and standard security headers present, though there is room for improvement in publishing explicit privacy and security policies. The absence of WHOIS registration data is a concern for domain legitimacy but does not detract from the professional presentation and operational transparency of the website. Overall, Planetum demonstrates a mature digital presence suitable for its educational mission.

The security scan identified 32 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: Nuxt.js, Vue.js, Google Fonts, Google Tag Manager, Google Translate.

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 planetum.cz Safe? Security Analysis for Planetum

https://planetum.cz

Check if planetum.cz is a scam or legitimate. Free security scan and reviews.

EducationCzech Republicmedium
Nuxt.jsVue.jsGoogle FontsGoogle Tag ManagerGoogle Translate
Analyzed 10/26/2025Completed 3:15:49 PM5mo ago
58
Security Score
MEDIUM RISK

Above Education avg (55)

10,000+

Domains scanned

500+

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Domainplanetum.cz
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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

Planetum is a Czech educational and cultural organization operating a modern planetarium and multiple observatories. The website provides detailed program schedules, branch information, and educational offerings targeting astronomy enthusiasts and the general public interested in space. The technical infrastructure is modern, leveraging Nuxt.js and Vue.js frameworks, with integration of Google Fonts and Google Tag Manager for analytics. The site is well-designed, mobile-optimized, and provides a good user experience with clear navigation and relevant content. Security posture is solid with HTTPS enforced and standard security headers present, though there is room for improvement in publishing explicit privacy and security policies. The absence of WHOIS registration data is a concern for domain legitimacy but does not detract from the professional presentation and operational transparency of the website. Overall, Planetum demonstrates a mature digital presence suitable for its educational mission.

Detected Technologies

Nuxt.jsVue.jsGoogle FontsGoogle Tag ManagerGoogle Translate

12 urgent findings need attention

1 critical · 11 high

  • + 4 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

6 findings

35/100

GDPR Compliance

4 findings

25/100

NIS2 Compliance

8 findings

17/100

Email Security

5 findings

70/100

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

Planetum holds a strong position in the Czech educational sector focused on astronomy and space science. Its business model includes public planetarium shows, educational courses, summer camps, and an e-shop for related products. The organization targets families, schools, and astronomy enthusiasts. The website reflects a medium-sized entity with consistent branding and a clear service portfolio. The lack of visible contact details and official company registration information online suggests an opportunity to enhance business credibility. The use of modern web technologies and integration with Google services indicates a commitment to digital maturity and audience engagement. Partnerships or subsidiaries are not explicitly identified on the site.

Security Posture Analysis

Comprehensive Security Assessment

The website employs HTTPS with good SSL configuration and standard security headers, indicating a baseline secure environment. Cookie consent mechanisms are implemented, supporting GDPR compliance efforts. However, the absence of a published privacy policy, terms of service, security policy, or incident response contacts limits transparency and compliance assurance. No vulnerabilities or exposed sensitive data were detected in the HTML content. The use of third-party scripts like Google Tag Manager introduces moderate tracking but is common practice. To improve security posture, Planetum should publish clear privacy and security policies, provide contact channels for security incidents, and consider a vulnerability disclosure program.

Strategic Recommendations

Priority Actions for Security Improvement

1

Publish a comprehensive privacy policy and terms of service accessible from the homepage or footer.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

Planetum

Description:

Hvězdárny a planetárium spojily své síly, aby vás pod značkou Planetum rozmanitými způsoby co nejvíce přiblížily k vesmíru a poskytly vám ještě lepší zážitky.

Key Services:
Planetarium showsAstronomical observatoriesEducational courses and workshopsE-shop for related productsSummer campsSpace-related exhibitions
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
Nuxt.jsVue.jsGoogle FontsGoogle Tag ManagerGoogle Translate
Frameworks:
Nuxt.jsVue.js
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
80/100
Best Practices:
  • HTTPS enforced
  • Cookie consent implemented
  • No exposed sensitive data in HTML

Analytics & Tracking

Services:
Google Analytics via Google 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

35/100
Score

Missing Strict-Transport-Security header

HIGH

Forces HTTPS connections

Missing X-Content-Type-Options header

MEDIUM

Prevents MIME type sniffing

Missing Content-Security-Policy header

HIGH

Controls resources the browser is allowed to load

Missing X-XSS-Protection header

MEDIUM

Legacy XSS protection (deprecated but still recommended)

Missing Referrer-Policy header

LOW

Controls referrer information sent with requests

Missing Permissions-Policy header

MEDIUM

Controls browser features and APIs

👤GDPR Compliance

Privacy and data protection assessment under GDPR regulations.

GDPR Compliance

Privacy and data protection assessment

25/100
Score

No Privacy Policy found

HIGH

GDPR requires a clear and accessible privacy policy

No Cookie Consent Banner found

HIGH

GDPR requires explicit consent for non-essential cookies

EU business without adequate privacy measures

CRITICAL

EU businesses are subject to strict GDPR requirements

Third-party services without privacy policy

HIGH

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

GDPR Compliance Analysis

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

🛡️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

70/100
Score

DMARC not enforcing

MEDIUM

DMARC policy is set to "none"

No DMARC reporting

LOW

DMARC aggregate reports not configured

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:_spf.web4u.cz ip6:2001:1568::7012 ~all
DNS Lookups:1/10
Policy:~all
DKIM Selectors Found
Selector:k2(1416-bit rsa)
DMARC Details
Policy:none

🏆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 Soon

HIGH

SSL certificate expires in 24 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

Domain Age
9 years(mature)

DNS Records

A Records:81.91.86.14
AAAA Records:2001:1568::14
Name Servers:
ns.web4u.czDNS only
ns2.web4u.czDNS only
MX Records:
10: mx1.mailchannels.net
10: mx2.mailchannels.net
SOA:Serial: 2025081400, TTL: 14400s

DNSSEC Status

DNSSEC Enabled(Algorithm: 14)

DNS Performance

Resolution Time:53ms

SPF Analysis

SPF Record:
v=spf1 include:_spf.web4u.cz ip6:2001:1568::7012 ~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 planetum.cz compare?

See how planetum.cz 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 on a modern JavaScript framework stack (Nuxt.js and Vue.js) with server-side rendering capabilities. It uses Google Fonts for typography and Google Tag Manager for analytics and tracking. The site is mobile-optimized with responsive design and preloading of critical assets for performance. Accessibility features are basic but present. SEO is supported by proper meta tags and Open Graph data. Hosting provider details are not explicitly identified. Performance is moderate with room for optimization in asset loading and caching. The absence of CMS identification suggests a custom or headless CMS solution. Overall, the technical implementation supports a professional and engaging user experience.
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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

Domainplanetum.cz
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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