Is herz24.cz Safe? Security Analysis for Herz 24
https://herz24.czCheck if herz24.cz is a scam or legitimate. Free security scan and reviews.
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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
Herz 24 is a Czech Republic-based company specializing in the supply of professional materials for plumbers and heating technicians. The website positions itself as a direct supplier of plumbing and heating products, promising delivery within 24 hours. The business model is primarily B2B e-commerce, targeting professional installers and technicians in the plumbing and heating sectors. The website is built on the Shoptet e-commerce platform and uses common web technologies such as jQuery, Google Tag Manager, and Facebook SDK for marketing and analytics purposes. The site is mobile-optimized and presents a professional design with clear navigation and relevant content for its target audience. However, the absence of WHOIS data and registrant information raises concerns about domain legitimacy and trustworthiness. Security posture is moderate with HTTPS enabled and cookie consent implemented, but lacks security headers and visible privacy or terms of service pages. Overall, the website is functional and professional but would benefit from enhanced transparency and security practices.
Detected Technologies
13 urgent findings need attention
2 critical · 11 high
- + 5 more findings in the full report below
Keep herz24.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
6 findings
40/100
GDPR Compliance
4 findings
25/100
NIS2 Compliance
8 findings
17/100
Email Security
5 findings
60/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Herz 24 operates in the manufacturing and supply sector for plumbing and heating materials, serving a niche professional market in the Czech Republic. Its competitive advantage lies in direct supply from the manufacturer and rapid delivery times. The company leverages an e-commerce platform to facilitate orders, indicating a digital-first approach to sales. The lack of detailed company information such as founding year, parent company, or subsidiaries limits deeper business intelligence insights. No partner or subsidiary domains were identified. Marketing efforts include use of Google and Facebook tracking technologies, suggesting active digital marketing campaigns. The absence of visible certifications or trust badges may impact buyer confidence. Strategic growth could be supported by improving transparency and adding more comprehensive business and compliance information.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a basic to moderate security posture. HTTPS is properly implemented, ensuring encrypted communications. A cookie consent mechanism is present, aligning with privacy regulations. However, the absence of key security headers such as Content-Security-Policy, X-Content-Type-Options, and Strict-Transport-Security reduces protection against common web attacks. No evidence of vulnerability disclosure or incident response policies was found, which could hinder timely handling of security incidents. The use of an outdated jQuery version (1.11.3) may expose the site to known vulnerabilities if not properly patched. No exposed sensitive data or credentials were detected in the provided content. Overall, the site would benefit from implementing additional security headers, updating libraries, and publishing security policies to enhance trust and resilience.
Strategic Recommendations
Priority Actions for Security Improvement
Implement comprehensive security headers including Content-Security-Policy, X-Content-Type-Options, X-Frame-Options, and Strict-Transport-Security.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Herz 24
Materiál pro instalatéry a topenáře přímo od výrobce Herz. Potřeby pro vodu a topení dodáváme do 24 hodin.
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enabled
- cookie consent mechanism
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is accessible and not blocked by WAF or security mechanisms.
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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
Weak X-Frame-Options configuration
LOWCurrent value: "SAMEORIGIN, SAMEORIGIN"
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
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, Cloudflare, 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
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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
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 87 days
Weak SSL Key Length
HIGHSSL certificate uses 384-bit key, which is considered weak
Mixed Content Detected
MEDIUM1 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
DNS Records
DNSSEC Status
⚡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 herz24.cz compare?
See how herz24.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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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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