Is a11.cz Safe? Security Analysis for A 11 s.r.o.
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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
A 11 s.r.o. is a significant Czech media group specializing in regional, premium, lifestyle, and professional print media, alongside operating a national television channel and organizing events. The company targets a broad audience ranging from preschool children to specialized medical professionals and general TV viewers. Their market position is strong within the Czech media landscape, supported by multiple branded media properties and membership in ASCOPA. Technically, the website is built on WordPress with Oxygen builder, utilizing modern web technologies such as jQuery and GSAP for animations, and Google Fonts for typography. The site is mobile-optimized and SEO-friendly with structured data implemented. Security-wise, the site enforces HTTPS and avoids exposing sensitive data, but lacks security headers and formal privacy or cookie policies, which are compliance gaps. WHOIS data is unavailable, indicating privacy protection, which slightly reduces transparency but does not critically impact trust given the professional presentation and multiple trust signals. Overall, the website is functional, professional, and safe, but could improve privacy compliance and security posture.
Detected Technologies
11 urgent findings need attention
1 critical · 10 high
- + 3 more findings in the full report below
Keep a11.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
6 findings
65/100
GDPR Compliance
5 findings
10/100
NIS2 Compliance
9 findings
2/100
Email Security
4 findings
75/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The company operates a diversified media business model combining print, online, television, and event services. Their revenue streams likely include advertising, subscriptions, event sponsorships, and media production services. The target customer segments span general consumers, regional audiences, and specialized professional groups such as healthcare workers. The presence of multiple related domains and media brands indicates a broad partnership ecosystem and a well-established market presence. Growth indicators include active content updates and expansion into television and events. Strategic observations suggest a focus on regional dominance with premium and niche content offerings, leveraging multimedia channels to maximize audience reach.
Security Posture Analysis
Comprehensive Security Assessment
The current security maturity level is moderate. HTTPS is properly implemented, and no sensitive data leaks or vulnerable libraries were detected. However, the absence of key security headers such as Content-Security-Policy, X-Frame-Options, and Strict-Transport-Security reduces defense-in-depth. The lack of published security policies, incident response contacts, and vulnerability disclosure mechanisms indicates limited formal security governance. GDPR compliance is incomplete due to missing privacy and cookie policies and consent mechanisms. The site uses minimal tracking, which is positive for privacy. Overall, the security posture is adequate for a media website but requires enhancements to meet best practices and regulatory requirements.
Strategic Recommendations
Priority Actions for Security Improvement
Implement comprehensive privacy and cookie policies with user consent mechanisms to ensure GDPR compliance.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
A 11 s.r.o.
Mediální skupina A 11 patří mezi významné mediální společnosti na českém trhu. Z původního vydavatelství se zaměřením na regionální zpravodajství, jsme vyrostli na plnoformátový mediální dům, který vyniká v oblastech regionálního, prémiového, lifestylového a odborného tisku, provozuje celoplošnou televizi a vytváří nezapomenutelné eventy. Naše média oslovují široké spektrum čtenářů, od předškolního věku po vysoce odborné lékařské profese až po široké masy diváků televize A11. Skupina je také členem ASCOPA (Asocie pro strategickou komunikaci).
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enforced
- No exposed sensitive data in HTML
- No visible vulnerable libraries
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
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
Weak Strict-Transport-Security configuration
LOWCurrent value: "max-age=15768000; includeSubDomains"
Weak X-Frame-Options configuration
LOWCurrent value: "SAMEORIGIN, SAMEORIGIN, SAMEORIGIN"
Weak X-Content-Type-Options configuration
LOWCurrent value: "nosniff, nosniff, nosniff"
Weak Referrer-Policy configuration
LOWCurrent value: "strict-origin-when-cross-origin, same-origin, same-origin"
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 Privacy Policy found
HIGHGDPR requires a clear and accessible privacy policy
No Cookie Policy found
HIGHGDPR requires clear information about cookie usage
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
EU business without adequate privacy measures
CRITICALEU businesses are subject to strict GDPR requirements
Third-party services without privacy policy
HIGHDetected services: LinkedIn, Cloudflare, Google APIs
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
Critical sector without clear security compliance
HIGHDetected sectors: energy, transport, digital
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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
SSL Certificate Expires Within 90 Days
MEDIUMSSL certificate expires in 84 days
Weak SSL Key Length
HIGHSSL certificate uses 256-bit key, which is considered weak
Mixed Content Detected
MEDIUM1 resources loaded over insecure HTTP
Partial SSL/TLS Assessment
LOWCompleted 2 of 4 security checks due to time constraints
Certificate Details
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 a11.cz 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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