Is o2arena.cz Safe? Security Analysis for Bestsport, a.s.
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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
O2 arena, operated by Bestsport, a.s., is a premier multifunctional venue and convention center located in Prague, Czech Republic. It offers a diverse program of cultural and sporting events and provides rental spaces for various types of events. The venue is well-positioned in the hospitality and entertainment sectors, supported by a strong brand presence and partnerships with reputable companies including its parent company PPF Group. The website reflects a mature digital infrastructure built on WordPress, leveraging modern JavaScript libraries and analytics tools to deliver a fast, accessible, and user-friendly experience. Privacy compliance is robust with a detailed cookie consent mechanism and a comprehensive privacy policy. Security posture is strong with HTTPS enforced and no obvious vulnerabilities detected, though some security headers could be improved. Overall, the domain appears legitimate despite the absence of WHOIS data, likely due to privacy protection, and the site maintains high trust and professionalism.
Detected Technologies
5 urgent findings need attention
5 high
Keep o2arena.cz 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
3 findings
85/100
GDPR Compliance
2 findings
83/100
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 O2 arena operates in the hospitality and entertainment industry, targeting a broad audience including event attendees, sports fans, and cultural enthusiasts. Its business model centers on venue management, event hosting, and space rental, generating revenue through ticket sales and partnerships. The company benefits from a strong ecosystem of subsidiaries and partners, including O2 Universum and STAGES HOTEL Prague, enhancing its market reach. The website's content and branding are consistent and professional, supporting a high level of business credibility. The presence of multiple social media channels and partner logos indicates active engagement and a well-established market position.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (1)
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a solid security foundation with HTTPS enabled and a cookie consent mechanism that respects user privacy preferences. The use of Google Tag Manager and Facebook Pixel is managed with consent controls. However, explicit security headers such as X-Frame-Options and X-Content-Type-Options are not visibly configured in the HTML, representing an area for improvement. No exposed sensitive data or vulnerable libraries were detected. The absence of a published security policy or incident response contact limits transparency in security governance. Overall, the security posture is good but could be enhanced by publishing formal policies and tightening HTTP headers.
Strategic Recommendations
Priority Actions for Security Improvement
Implement and publish explicit security headers including X-Frame-Options and X-Content-Type-Options to mitigate clickjacking and MIME sniffing risks.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Bestsport, a.s.
A unique convention center and multifunctional venue in Prague. We offer a program full of culture and sports, with the option to rent spaces for your own event.
excellent
consistent
Technical Stack
fast
good
good
good
Security Assessment
- HTTPS enforced
- Cookie consent with opt-in mechanism
- No exposed sensitive data in HTML
- Use of Google Tag Manager for controlled script loading
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=7776000; includeSubDomains"
Weak X-XSS-Protection configuration
LOWCurrent value: "1"
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 Data Protection Officer mentioned
LOWLarge organizations may need to designate a DPO under GDPR
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 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
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
SSL Certificate Expires Within 90 Days
MEDIUMSSL certificate expires in 40 days
Mixed Content Detected
MEDIUM3 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
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 o2arena.cz compare?
See how o2arena.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
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PDF Report & Export
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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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