Is fly4free.cz Safe? Security Analysis for Fly4Free.cz | Nejen akční letenky
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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
Fly4Free.cz is a Czech travel portal specializing in providing travel guides, tips, and discounted flight deals primarily through affiliate marketing partnerships. The website targets budget-conscious travelers seeking affordable flights, hotels, car rentals, and travel insurance. Established in 2014, it has a moderate market presence in the Czech Republic's travel media sector. Technically, the site is built on WordPress with a modern tech stack including jQuery, Google Fonts, and integrates third-party services such as Google Analytics, Adsense, OneSignal push notifications, and affiliate widgets from Pelikan.cz and Rentalcars.com. The site is hosted with WEDOS, a reputable Czech hosting provider, and uses HTTPS for secure communications. Security posture is adequate but could be improved by implementing security headers and publishing formal privacy and cookie policies. No direct company contact information or incident response details are provided, which limits transparency and compliance. Overall, the website is functional, content-rich, and moderately professional but has room for improvement in privacy compliance and security best practices.
Detected Technologies
12 urgent findings need attention
3 critical · 9 high
- + 4 more findings in the full report below
Keep fly4free.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
2 findings
60/100
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
Fly4Free.cz operates in the transportation and media sectors, focusing on travel content and affiliate marketing. Its business model leverages content creation combined with affiliate partnerships to monetize traffic. The target audience includes Czech-speaking travelers interested in budget travel options. The site maintains partnerships with major travel service providers like Pelikan.cz and Rentalcars.com, enhancing its affiliate revenue streams. The website's content quality and branding are consistent, supporting a medium-sized operation with a solid foothold in the Czech travel market. Growth potential exists through enhanced privacy compliance and expanded direct contact channels. The absence of parent or subsidiary company information suggests an independent or small-medium enterprise structure.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a moderate security maturity level with HTTPS enabled and use of reputable third-party services. However, it lacks critical security headers such as Content-Security-Policy and X-Frame-Options, which could expose it to certain web-based attacks. There is no visible security or incident response policy, nor vulnerability disclosure mechanisms, which are important for compliance and trust. The use of multiple third-party scripts increases the attack surface and necessitates regular security audits. No exposed sensitive data or known vulnerabilities were detected in the content. Overall, the security posture is adequate but requires enhancements to meet higher compliance standards such as GDPR and NIS2.
Strategic Recommendations
Priority Actions for Security Improvement
Publish comprehensive privacy and cookie policies to improve GDPR compliance and user trust.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Cestovatelský portál - magazín s průvodci a tipy na akční letenky a zájezdy na jednom místě. Cestujte levně a chytře.
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enforced
- Use of Google site verification
- Use of OneSignal with service worker for push notifications
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is a Czech travel deals and information portal focused on cheap flights and travel tips.
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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 Cookie Policy found
HIGHGDPR requires clear information about cookie usage
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
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
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
Unable to retrieve SSL certificate
CRITICALCould not establish secure connection to retrieve certificate information
Mixed Content Detected
MEDIUM54 resources loaded over insecure HTTP
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
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 fly4free.cz compare?
fly4free.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
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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