Is silesnet.cz Safe? Security Analysis for SilesNet s.r.o.
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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
SilesNet s.r.o. is a regional telecommunications provider based in the Czech Republic, operating since 1998. The company specializes in delivering high-speed internet services via fiber optic and wireless technologies, targeting residential customers, businesses, and organizations. Their offerings include internet for apartments, houses, and enterprises, complemented by television services and dedicated technical support. The website reflects a stable market position with a focus on personalized customer service and regional expertise. Technically, the website employs modern web technologies including HTML5, CSS3, JavaScript, and popular libraries such as Swiper.js for UI components. Google Tag Manager and Google Analytics are used for tracking and analytics. The site is mobile-optimized with good SEO practices, though accessibility features are basic. Hosting appears to be provided by rails.cz, indicating a reliable infrastructure. From a security perspective, the site enforces HTTPS and implements a cookie consent mechanism, demonstrating awareness of privacy regulations. However, explicit security headers are missing, and no dedicated security or incident response policies are published. No vulnerabilities or exposed sensitive data were detected in the content. The WHOIS data confirms domain legitimacy with consistent registration details and a long operational history. Overall, the website presents a professional and trustworthy digital presence with room for improvement in privacy policy transparency and security header implementation. Strategic enhancements in these areas would strengthen compliance and security posture, supporting continued business growth and customer trust.
Detected Technologies
13 urgent findings need attention
1 critical · 12 high
- + 5 more findings in the full report below
Keep silesnet.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
3 findings
40/100
NIS2 Compliance
9 findings
2/100
Email Security
5 findings
70/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
SilesNet operates as a medium-sized regional ISP with a 27-year history, leveraging a hybrid fiber and wireless network to serve a diverse customer base including residential, commercial, and institutional clients. Their competitive advantage lies in deep local market knowledge and personalized service. Revenue streams likely derive from subscription-based internet and television services. The company maintains a focused partnership ecosystem with dedicated client portals and email services. Growth indicators include multi-language support and a broad tariff portfolio. The business model emphasizes reliability, customer-centricity, and regional specialization, positioning SilesNet as a trusted local telecommunications provider.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (1)
Company Registration
SilesNet s.r.o.
CZ25392280
25392280
Security Posture Analysis
Comprehensive Security Assessment
The current security maturity level is moderate. HTTPS is enforced, and cookie consent is implemented, aligning with GDPR requirements. However, the absence of explicit security headers such as Content Security Policy (CSP), HTTP Strict Transport Security (HSTS), and X-Frame-Options reduces defense-in-depth. No public security policy or incident response contacts are available, which may hinder timely vulnerability reporting and response. Data protection practices appear basic, with no visible data leakage or exposed credentials. The use of third-party scripts like Google Analytics introduces moderate tracking but is standard industry practice. Enhancing security headers and publishing clear security policies would improve compliance and resilience.
Strategic Recommendations
Priority Actions for Security Improvement
Implement comprehensive security headers including CSP, HSTS, and X-Frame-Options to mitigate common web vulnerabilities.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
SilesNet s.r.o.
Regionální poskytovatel internetu s 27 lety zkušeností, nabízí širokou škálu internetových tarifů pro domácnosti, firmy a organizace s kombinací optických a bezdrátových technologií. Poskytuje také televizní služby a technickou podporu.
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enforced
- secure forms with hidden session and trace tokens
- cookie consent mechanism
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with no blocking or WAF challenges.
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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
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
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
DMARC not enforcing
MEDIUMDMARC policy is set to "none"
No DMARC reporting
LOWDMARC aggregate reports not configured
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
DKIM Selectors Found
DMARC Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
SSL Certificate Expires Soon
HIGHSSL certificate expires in 18 days
Weak SSL Key Length
HIGHSSL certificate uses 256-bit key, which is considered weak
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
DMARC Policy Set to None
LOWDMARC 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
Good Network Security Posture
LOWNo unnecessary services detected on common risky ports
How does silesnet.cz compare?
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🔧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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