Is zonerantivirus.cz Safe? Security Analysis for ZONER a.s.
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Below Technology avg (72)
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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
ZONER a.s. operates the website zonerantivirus.cz, offering modern antivirus solutions primarily targeting Windows 10/11 desktops and Android smartphones. The company has a strong market presence in the Czech Republic with millions of users, providing free antivirus software with optional paid upgrades. The website is professionally designed, multilingual, and provides clear product information and download options. The business model focuses on freeware distribution supplemented by premium features for mobile security. The company maintains a consistent brand image and provides comprehensive cookie and privacy policies, demonstrating compliance with GDPR regulations. Technically, the website is built on WordPress CMS with modern frameworks such as Bootstrap and uses popular libraries like jQuery and Font Awesome. It integrates Google reCAPTCHA for form security and employs SEO best practices including structured data (JSON-LD). Hosting is managed by RegZone, consistent with the domain's WHOIS data. The site is mobile-optimized and performs moderately well, with room for improvement in accessibility and security headers. From a security perspective, the site uses HTTPS with a strong SSL configuration and implements cookie consent mechanisms. However, explicit security policies and incident response contacts are not found, and security headers are missing. No vulnerabilities or suspicious domains were detected. The WHOIS data aligns well with the website content, supporting legitimacy and trustworthiness. Overall, zonerantivirus.cz presents a trustworthy and professional online presence for ZONER a.s., with good privacy compliance and a solid technical foundation. Strategic improvements in security policy transparency and technical security headers would enhance the security posture further.
Detected Technologies
15 urgent findings need attention
2 critical · 13 high
- + 7 more findings in the full report below
Keep zonerantivirus.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
8 findings
15/100
GDPR Compliance
4 findings
25/100
NIS2 Compliance
9 findings
2/100
Email Security
6 findings
40/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
ZONER a.s. is positioned as a reputable antivirus software provider in the Czech market, targeting both individual consumers and organizations such as schools and businesses. Their competitive advantage lies in offering free antivirus solutions with advanced zero-day vulnerability detection and a paid mobile security upgrade. The company leverages partnerships with domain registrars and security certificate providers to strengthen its ecosystem. Revenue streams likely include premium mobile app sales and enterprise solutions. The website's multilingual support and extensive content indicate a growth-oriented approach. The partnership ecosystem includes RegZone, SSLmarket, and other related domains, enhancing service reliability and brand trust. The company demonstrates a mature digital presence with ongoing product updates and user engagement through blogs and news sections.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (1)
Security Posture Analysis
Comprehensive Security Assessment
The website exhibits a mature security posture with HTTPS enforced and integration of Google reCAPTCHA to protect forms from abuse. Cookie consent is implemented with granular user controls, supporting GDPR compliance. However, the absence of explicit security policies, incident response contacts, and security.txt files indicates gaps in transparency and vulnerability management readiness. The lack of security headers such as Content-Security-Policy and X-Frame-Options reduces defense-in-depth. No exposed sensitive data or vulnerable libraries were detected in the HTML content. Overall, the security posture is good but could be improved by publishing formal security policies and enhancing HTTP security headers.
Strategic Recommendations
Priority Actions for Security Improvement
Publish a dedicated security policy page detailing security practices and incident response procedures.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
ZONER a.s.
Moderní antivirová ochrana vašeho počítače a chytrého telefonu s Androidem.
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- Use of HTTPS
- Google reCAPTCHA integration on forms
- Cookie consent with opt-in/out options
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is professionally designed and well-structured.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing Strict-Transport-Security header
HIGHForces HTTPS connections
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 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
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: transport, digital
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
No SPF record found
HIGHSPF helps prevent email spoofing
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
No email authentication configured
CRITICALDomain is vulnerable to email spoofing
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
Mixed Content Detected
MEDIUM3 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
No DMARC Record
MEDIUMDMARC policy not configured
Domain Registration Details
DNS Records
DNSSEC Status
DNS Performance
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
High-Risk Service Exposed: FTP
HIGHPort 21 (FTP) is publicly accessible - FTP - Often unencrypted file transfer
How does zonerantivirus.cz compare?
zonerantivirus.cz scores below average. Browse similar domains to see how competitors handle security.
🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings
Additional Findings
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Marketing Intelligence
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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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