Is dosli.cz Safe? Security Analysis for Dosli
https://dosli.czCheck if dosli.cz is a scam or legitimate. Free security scan and reviews.
Below Education avg (55)
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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
Dosli.cz is a Czech educational software provider with over 20 years of experience developing digital teaching tools such as EduBase, DoTest, and EduRibbon. The company targets teachers and schools, offering software solutions to facilitate digital learning and interactive classroom activities, including tablet-based teaching environments. The website reflects a medium-sized, established business with a moderate market position in the Czech education sector. Technically, the site uses legacy JavaScript libraries like jQuery and Google Analytics for tracking, hosted likely by WEDOS, the domain registrar. The website design is good with clear navigation but lacks advanced mobile optimization and accessibility features. Security posture is moderate with HTTPS usage but no visible security headers or advanced protections. Privacy compliance is weak due to missing privacy and cookie policies and no consent mechanisms. No contact emails or phone numbers are explicitly provided, which may impact user trust and support accessibility. Overall, the domain registration data supports the legitimacy and long-term operation of the business.
Detected Technologies
14 urgent findings need attention
1 critical · 13 high
- + 6 more findings in the full report below
Keep dosli.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
7 findings
20/100
GDPR Compliance
5 findings
10/100
NIS2 Compliance
9 findings
2/100
Email Security
4 findings
70/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Dosli.cz operates in the education sector, focusing on software development for digital teaching aids and interactive learning. Their business model revolves around software licensing and educational services, supported by partnerships with hardware providers like ASUS and participation in educational events and conferences. The company maintains a portfolio of related domains and brands, indicating a diversified product ecosystem. The target customers are primarily Czech educational institutions and teachers. The company shows growth indicators through event participation and product innovation, such as tablet classroom solutions. However, the lack of explicit contact information and privacy compliance may limit broader market trust and regulatory adherence.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a basic security posture with HTTPS enabled and no visible exposure of sensitive data. However, it lacks important security headers such as Content Security Policy, X-Frame-Options, and HSTS, which are critical for mitigating common web attacks. The use of older JavaScript libraries may pose potential vulnerabilities if not regularly updated. There is no visible incident response or vulnerability disclosure information, which limits transparency and preparedness for security incidents. Privacy compliance is insufficient, with no privacy or cookie policies and no consent mechanisms, exposing the company to regulatory risks under GDPR. Overall, the security maturity is moderate but requires significant improvements to align with best practices and compliance requirements.
Strategic Recommendations
Priority Actions for Security Improvement
Implement comprehensive privacy and cookie policies with explicit user consent mechanisms to ensure GDPR compliance.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Dosli
Už více než 20 let pro vás vyvíjíme počítačové programy, které usnadňují vaši práci při přípravě digitálních učebních materiálů a umožňují vám jejich různorodé využití ve výuce. Pomáháme vám učit.
good
moderate
Technical Stack
moderate
basic
basic
basic
Security Assessment
- Use of Google Analytics asynchronously
- No visible exposed sensitive data
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is an established educational software provider with multiple product offerings.
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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
👤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 Analytics, Facebook, YouTube, 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, digital
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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
SPF 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 64 days
Mixed Content Detected
MEDIUM108 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
No DMARC Record
MEDIUMDMARC policy not configured
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 dosli.cz compare?
See how dosli.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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