Is winternet.cz Safe? Security Analysis for WINTERNET s.r.o.
https://winternet.czCheck if winternet.cz is a scam or legitimate. Free security scan and reviews.
Below Technology avg (72)
GDPR-aligned
Data handling
EU
Hosting region
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WINTERNET s.r.o. is a Czech Republic-based technology company specializing in comprehensive digital solutions including e-shops, websites, online marketing, and server management. Established since 1996, the company serves a B2B audience with a strong regional presence and notable client portfolio. The website reflects a professional and consistent brand image, supported by client references and a Google partner certification. Technically, the site employs modern web technologies such as Leaflet.js for mapping, Google Analytics and Tag Manager for analytics, and reCAPTCHA v3 for form security, indicating a mature digital infrastructure. Security posture is solid with HTTPS enforced and privacy compliance evident through cookie consent mechanisms and a detailed privacy policy. However, the absence of WHOIS data and explicit security policies like incident response or vulnerability disclosure pages suggests areas for improvement. Overall, the site is trustworthy, well-maintained, and aligned with GDPR requirements.
Detected Technologies
11 urgent findings need attention
1 critical · 10 high
- + 3 more findings in the full report below
Keep winternet.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
2 findings
85/100
GDPR Compliance
4 findings
25/100
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 in the technology sector, focusing on digital transformation services for businesses, including e-commerce platforms, corporate websites, and marketing solutions. Its market positioning is strengthened by a portfolio of recognizable clients and a Google partner status, which enhances credibility. The business model is service-oriented, targeting medium-sized enterprises and organizations requiring tailored web and server solutions. The presence of multiple contact channels and a career page indicates organizational maturity and growth orientation. The company leverages partnerships and client references to build trust and expand its market reach. Revenue streams likely include project-based development, ongoing marketing services, and server management contracts.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (1)
Security Posture Analysis
Comprehensive Security Assessment
WINTERNET s.r.o. demonstrates a good security maturity level with HTTPS enforced site-wide and integration of Google reCAPTCHA v3 to protect forms from spam and abuse. The cookie consent banner complies with GDPR, providing users control over tracking. However, the absence of explicit security headers and a dedicated security policy or incident response contact reduces transparency. No vulnerabilities or exposed sensitive data were detected in the HTML content. The company should consider publishing a security.txt file and enhancing HTTP security headers to further strengthen its security posture. Overall, the security practices are adequate for the business type but could be improved to meet higher standards and regulatory expectations.
Strategic Recommendations
Priority Actions for Security Improvement
Implement HTTP security headers such as Content-Security-Policy, X-Frame-Options, and Strict-Transport-Security to enhance protection against common web attacks.
✨Observations
Comprehensive website and business-context analysis.
AI-Enhanced Website Analysis
Business Insights
WINTERNET s.r.o.
Poznejte výhody našich řešení. E-shopy, weby a portály, on-line marketing, apráva & provoz serverů.
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enforced
- Google reCAPTCHA v3 on forms
- Cookie consent banner with opt-in/out
- No exposed sensitive data in HTML
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with no blocking or WAF challenge.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing Referrer-Policy header
Controls referrer information sent with requests
Missing Permissions-Policy header
Controls 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
GDPR requires a clear and accessible privacy policy
No Cookie Consent Banner found
GDPR requires explicit consent for non-essential cookies
EU business without adequate privacy measures
EU businesses are subject to strict GDPR requirements
Third-party services without privacy policy
Detected services: Google Analytics, Cloudflare
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No information security framework found
NIS2 requires documented cybersecurity and information security measures
No vulnerability disclosure policy
NIS2 encourages coordinated vulnerability disclosure
No security policy documentation found
NIS2 requires documented cybersecurity governance and risk management
No incident response procedures found
NIS2 requires documented incident response and business continuity plans
No business continuity planning found
NIS2 emphasizes operational resilience and business continuity
No security contact information
NIS2 requires clear incident reporting channels
No vulnerability reporting mechanism
Clear vulnerability reporting supports coordinated disclosure
No NIS2 reference found
Consider explicitly mentioning NIS2 compliance efforts
Critical sector without clear security compliance
Detected 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
DMARC not enforcing
DMARC policy is set to "none"
No BIMI Record
BIMI displays brand logos in email clients
No MTA-STS Policy
MTA-STS enforces TLS for email delivery
No TLS-RPT Record
TLS-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
Weak Protocols Supported
Server supports weak protocols: TLSv1.1
OCSP Stapling Not Enabled
OCSP stapling improves performance and privacy
Certificate Transparency Not Implemented
Certificate is not logged in Certificate Transparency logs
SSL Certificate Expires Within 90 Days
SSL certificate expires in 77 days
Mixed Content Detected
3 resources loaded over insecure HTTP
Partial SSL/TLS Assessment
Completed 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
DNSSEC is not configured for this domain
CAA Records Not Configured
Certificate Authority Authorization (CAA) records not found
DMARC Policy Set to None
DMARC 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
High-Risk Service Exposed: FTP
Port 21 (FTP) is publicly accessible - FTP - Often unencrypted file transfer
How does winternet.cz compare?
See how winternet.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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