Is tanvald.eu Safe? Security Analysis for as4u.cz, 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
The website www.tanvald.eu serves as a comprehensive local tourism and leisure portal for the town of Tanvald in the Czech Republic. It provides visitors and residents with information on local events, tourist attractions, services, and cultural activities. The site is managed using the Public4u CMS platform and integrates Mapy.cz for mapping services. The content is primarily in Czech with language options for English, German, and Polish, targeting tourists and local community members. The business behind the site appears to be a small entity, likely linked to local government or tourism organizations, with as4u.cz, s.r.o. involved in content management or technical support. Technically, the website uses standard web technologies including jQuery and jQuery UI, and it is moderately optimized for mobile devices. The site structure is clear and navigation is user-friendly, with a good level of content quality and relevance. However, there is room for improvement in accessibility and SEO optimization. Security-wise, the site uses HTTPS but lacks explicit security headers and advanced protections such as CSP or HSTS. Cookie consent mechanisms are implemented, indicating some level of privacy compliance, though no formal privacy or security policies are prominently provided. Overall, the security posture is moderate with no critical vulnerabilities detected in the visible content. The WHOIS data is privacy protected by EURid, which is common for domains in the .eu space, and no suspicious patterns were found. The site is safe for general audiences, with no adult or questionable content. Strategic recommendations include enhancing security headers, formalizing privacy and security policies, and improving accessibility and SEO to strengthen trust and compliance.
Detected Technologies
12 urgent findings need attention
2 critical · 10 high
- + 4 more findings in the full report below
Keep tanvald.eu 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
6 findings
40/100
GDPR Compliance
4 findings
25/100
NIS2 Compliance
9 findings
2/100
Email Security
5 findings
60/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The portal positions itself as a key local information hub for tourism and community engagement in Tanvald and the surrounding Jizerské hory region. Its competitive advantage lies in localized, curated content including event calendars, travel tips, and multimedia galleries. The business model is informational and service-oriented, likely funded or supported by local government or tourism bodies. Revenue streams are not explicit but may include local advertising or partnerships. The target customers are tourists, families, and local residents seeking leisure and cultural activities. The partnership ecosystem includes regional tourism sites such as jizerske-hory.cz and tanvaldsko.info, enhancing regional collaboration. Growth indicators are stable with regular event updates and multilingual support. Operationally, the site relies on as4u.cz, s.r.o. for technical and content management services.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (1)
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a basic to moderate security maturity level. HTTPS is enforced, and a cookie consent banner is present, indicating awareness of privacy regulations. However, the absence of key security headers (CSP, HSTS, X-Frame-Options) and lack of visible security or incident response policies suggest gaps in security hardening and governance. No vulnerability disclosure or security.txt files were found, limiting transparency for security researchers. The site does not expose sensitive data or use vulnerable libraries visibly, but the use of older jQuery versions could pose risks if not updated. Incident response readiness and data protection officer contact information are not provided, which may impact compliance with GDPR and NIS2 directives. Overall, the security posture is adequate for a small informational portal but requires improvements to meet higher compliance and security standards.
Strategic Recommendations
Priority Actions for Security Improvement
Implement HTTP security headers including Content Security Policy (CSP), HTTP Strict Transport Security (HSTS), and X-Frame-Options to mitigate common web attacks.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
as4u.cz, s.r.o.
Tanvald - turistický a volnočasový portál providing information about the town of Tanvald, tourism, leisure activities, events, and local services.
good
consistent
Technical Stack
moderate
good
basic
basic
Security Assessment
- HTTPS enforced (implied by https URLs)
- Cookie consent banner implemented
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is a well-structured local tourism and community portal for Tanvald, Czech Republic.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing X-Frame-Options header
HIGHPrevents clickjacking attacks
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 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: 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: energy, 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
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
SSL Certificate Expires Within 90 Days
MEDIUMSSL certificate expires in 35 days
Mixed Content Detected
MEDIUM5 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
No DMARC Record
MEDIUMDMARC policy not configured
Domain Registration Details
DNS Records
DNSSEC Status
DNS Performance
⚡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 tanvald.eu compare?
See how tanvald.eu 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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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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