Is letenky.de Safe? Security Analysis for Nejlevnější akční letenky – Zajištěte si ty nejvýhodnější akční lety do destinací po celém světě. U nás rezervujete nejen lety, ale i ubytování, pronájem auta a cestovní pojištění, vše za skvělé ceny. S nabídkou letů od více než 800 leteckých společností.
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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
Letenky.de is a German-based travel deals website specializing in offering discounted flight tickets, weekend stays, and vacation packages. The platform aggregates offers from over 800 airlines and provides additional travel services such as car rentals and travel insurance. The website targets budget-conscious travelers primarily in Europe seeking affordable travel options. Technically, the site is built on WordPress with Bootstrap and jQuery, featuring a professional design and moderate performance. Security posture is adequate with HTTPS enabled but lacks important security headers and formal privacy or cookie policies, indicating compliance gaps. No contact or incident response information is provided, which may impact user trust and regulatory compliance. Overall, the site functions as an affiliate marketing platform with a moderate trust level and room for improvement in security and privacy practices.
Detected Technologies
17 urgent findings need attention
3 critical · 14 high
- + 9 more findings in the full report below
Keep letenky.de 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
5 findings
10/100
NIS2 Compliance
9 findings
2/100
Email Security
5 findings
65/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The business operates in the transportation and hospitality sectors, focusing on travel deal aggregation and affiliate marketing. Its competitive advantage lies in offering a wide range of discounted flights and travel packages with a user-friendly interface. Revenue streams likely include affiliate commissions from flight and travel bookings. The target customer segment includes leisure travelers looking for cost-effective travel solutions. The website links to numerous partner and affiliate domains, indicating a broad partnership ecosystem. Growth potential depends on improving compliance and expanding marketing efforts. The lack of explicit company information and contact details may limit credibility and customer confidence.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates basic security maturity with HTTPS enforced, ensuring encrypted communications. However, the absence of security headers such as Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options reduces protection against common web attacks. No evidence of vulnerability disclosures, incident response policies, or security certifications was found. The lack of privacy and cookie policies indicates non-compliance with GDPR requirements, posing regulatory risks. No exposed sensitive data or vulnerable libraries were detected in the provided content. Overall, the security posture is functional but requires enhancements to meet best practices and regulatory standards.
Strategic Recommendations
Priority Actions for Security Improvement
Implement comprehensive privacy and cookie policies with clear GDPR compliance statements.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Web portal offering discounted flight tickets, weekend stays, vacations, and related travel services with offers from over 800 airlines.
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enforced
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is a WordPress-based travel deals portal focused on cheap flights and vacation packages.
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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
Third-party services without privacy policy
HIGHDetected services: 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: transport, banking, digital
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
Weak DKIM Key
HIGHDKIM selector 'default' uses 336-bit key
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
DKIM Selectors Found
🏆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 31 days
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
Domain Transfer Lock Not Enabled
MEDIUMDomain can be transferred without authorization
Domain Delete Lock Not Enabled
LOWDomain can be deleted without additional verification
No DMARC Record
MEDIUMDMARC policy not configured
Domain Registration Details
- •No domain protection locks enabled
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
Critical Service Exposed: MySQL
CRITICALPort 3306 (MySQL) is publicly accessible - MySQL - Database server
How does letenky.de compare?
letenky.de 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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