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Is heluz.sk a Scam? Security Check Results - HELUZ cihlářský průmysl a.s.

heluz.sk Security Report Summary

heluz.sk received a security score of 44 out of 100 in Guard's comprehensive security analysis, classified as "Elevated Risk". This report covers HELUZ cihlářský průmysl a.s.'s website security posture. HELUZ cihlářský průmysl a.s. operates in the Manufacturing industry in Slovakia.

HELUZ cihlářský průmysl a.s. operates a comprehensive building materials website focused on bricks, lintels, chimneys, and ceiling systems primarily targeting home builders and construction professionals in Slovakia. The company is positioned as a leading regional manufacturer with a strong brand and extensive product offerings. The website is professionally designed, content-rich, and provides clear navigation and multiple language options, reflecting a mature digital presence. Technically, the site employs modern analytics and advertising tools such as Google Analytics, Google Tag Manager, and Seznam Retargeting, with good mobile optimization and SEO practices. Security posture is solid with HTTPS enforced and cookie consent mechanisms implemented, though formal security policies and incident response contacts are absent. WHOIS data confirms domain legitimacy and alignment with business claims. Overall, the site demonstrates high professionalism and trustworthiness with room for improvement in security transparency and accessibility.

The security scan identified 35 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: jQuery, Google Analytics, Google Tag Manager, Google Ads, Seznam Retargeting.

About this security scan

Guard performs automated security assessments of websites by analyzing SSL/TLS certificates, HTTP security headers, DNS configuration, email authentication protocols (SPF, DKIM, DMARC), GDPR compliance indicators, NIS2 directive compliance, network exposure, and AI-powered business intelligence. Each report provides domain-specific findings, risk scores, and actionable recommendations.

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Is heluz.sk Safe? Security Analysis for HELUZ cihlářský průmysl a.s.

https://heluz.sk

Check if heluz.sk is a scam or legitimate. Free security scan and reviews.

ManufacturingSlovakialarge
jQueryGoogle AnalyticsGoogle Tag ManagerGoogle AdsSeznam Retargeting
Analyzed 7/10/2025Completed 1:47:30 PM8mo ago
44
Security Score
HIGH RISK

Below Manufacturing avg (52)

10,000+

Domains scanned

500+

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Domainheluz.sk
Access tierFull report or marketing add-on

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VisaMastercardApple PayGoogle Pay

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

AI Summary

HELUZ cihlářský průmysl a.s. operates a comprehensive building materials website focused on bricks, lintels, chimneys, and ceiling systems primarily targeting home builders and construction professionals in Slovakia. The company is positioned as a leading regional manufacturer with a strong brand and extensive product offerings. The website is professionally designed, content-rich, and provides clear navigation and multiple language options, reflecting a mature digital presence. Technically, the site employs modern analytics and advertising tools such as Google Analytics, Google Tag Manager, and Seznam Retargeting, with good mobile optimization and SEO practices. Security posture is solid with HTTPS enforced and cookie consent mechanisms implemented, though formal security policies and incident response contacts are absent. WHOIS data confirms domain legitimacy and alignment with business claims. Overall, the site demonstrates high professionalism and trustworthiness with room for improvement in security transparency and accessibility.

Detected Technologies

jQueryGoogle AnalyticsGoogle Tag ManagerGoogle AdsSeznam Retargeting

14 urgent findings need attention

2 critical · 12 high

  • + 6 more findings in the full report below
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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

4 findings

70/100

🧠AI Business Intelligence

Technology stack, business insights, and market analysis powered by AI.

Business Intelligence

Market & Strategic Analysis

HELUZ maintains a strong market position in the manufacturing sector for masonry building materials, leveraging a vertically integrated business model that includes product manufacturing, direct sales, and professional services. The company targets both professional builders and DIY homeowners, supported by partner portals and expert tools. Their marketing ecosystem includes active social media engagement and promotional programs. The presence of multiple language versions indicates a regional expansion strategy. The business benefits from a parent company, HELUZ Group, which likely provides strategic and operational support. The downloadable terms and privacy policies reflect regulatory compliance and customer trust focus.

Security Posture Analysis

Comprehensive Security Assessment

The website enforces HTTPS and implements a cookie consent mechanism aligned with GDPR requirements, indicating a baseline security and privacy posture. However, the absence of published security policies, incident response contacts, and vulnerability disclosure mechanisms suggests gaps in security transparency and readiness. No security headers were detected in the HTML content, which could be improved to mitigate common web vulnerabilities. No exposed sensitive data or vulnerable libraries were identified. Overall, the security posture is moderate to good but could be enhanced by formalizing policies and improving technical security controls.

Strategic Recommendations

Priority Actions for Security Improvement

1

Publish a dedicated security policy page outlining security practices and commitments.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

HELUZ cihlářský průmysl a.s.

Description:

HELUZ is a manufacturer and supplier of bricks, lintels, chimneys, ceiling systems, and masonry materials offering a complete building system for residential construction.

Key Services:
Manufacture and sale of bricksLintels and chimneysCeiling panelsMasonry materials and adhesivesProfessional support and consulting
Content Quality:

excellent

Branding:

consistent

Technical Stack

Technologies:
jQueryGoogle AnalyticsGoogle Tag ManagerGoogle AdsSeznam Retargeting
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
85/100
Best Practices:
  • HTTPS enforced
  • Cookie consent mechanism implemented
  • No exposed sensitive data detected

Analytics & Tracking

Services:
Google AnalyticsGoogle Tag Manager
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Ad Networks:
Google AdsSeznam Retargeting
Transparency Level:good

Website Quality Assessment

Design Quality:excellent
User Experience:good
Content Relevance:excellent
Navigation Clarity:good
Professionalism:excellent
Trustworthiness:high

Key Observations

1

Website is professionally designed and content-rich.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

20/100
Score

Missing Strict-Transport-Security header

HIGH

Forces HTTPS connections

Missing X-Frame-Options header

HIGH

Prevents clickjacking attacks

Missing X-Content-Type-Options header

MEDIUM

Prevents MIME type sniffing

Missing Content-Security-Policy header

HIGH

Controls resources the browser is allowed to load

Missing X-XSS-Protection header

MEDIUM

Legacy XSS protection (deprecated but still recommended)

Missing Referrer-Policy header

LOW

Controls referrer information sent with requests

Missing Permissions-Policy header

MEDIUM

Controls browser features and APIs

👤GDPR Compliance

Privacy and data protection assessment under GDPR regulations.

GDPR Compliance

Privacy and data protection assessment

40/100
Score

No Privacy Policy found

HIGH

GDPR requires a clear and accessible privacy policy

EU business without adequate privacy measures

CRITICAL

EU businesses are subject to strict GDPR requirements

Third-party services without privacy policy

HIGH

Detected services: Google Analytics, Facebook, YouTube

GDPR Compliance Analysis

Privacy Policy0% confidence
Cookie Policy85% confidence
Contact Information Found90% confidence
emailphone

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

2/100
Score

No information security framework found

HIGH

NIS2 requires documented cybersecurity and information security measures

No vulnerability disclosure policy

MEDIUM

NIS2 encourages coordinated vulnerability disclosure

No security policy documentation found

HIGH

NIS2 requires documented cybersecurity governance and risk management

No incident response procedures found

HIGH

NIS2 requires documented incident response and business continuity plans

No business continuity planning found

MEDIUM

NIS2 emphasizes operational resilience and business continuity

No security contact information

HIGH

NIS2 requires clear incident reporting channels

No vulnerability reporting mechanism

MEDIUM

Clear vulnerability reporting supports coordinated disclosure

No NIS2 reference found

LOW

Consider explicitly mentioning NIS2 compliance efforts

Critical sector without clear security compliance

HIGH

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

70/100
Score

No DKIM record found

MEDIUM

DKIM adds cryptographic signatures to emails

No BIMI Record

LOW

BIMI displays brand logos in email clients

No MTA-STS Policy

MEDIUM

MTA-STS enforces TLS for email delivery

No TLS-RPT Record

LOW

TLS-RPT provides reporting for email TLS issues

SPF
Sender Policy Framework
DKIM
DomainKeys Identified Mail
DMARC
Domain-based Message Authentication
MX Records
Mail Exchange Records
BIMI
Brand Indicators
MTA-STS
Mail Transfer Agent Security
TLS-RPT
TLS Reporting
DNSSEC
DNS Security
SPF Details
Record:
v=spf1 mx ip4:193.86.2.4 ip4:212.4.158.96/27 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:_spf.onebit.cz -all
DNS Lookups:4/10
Policy:-all

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

72/100
Score

Weak Protocols Supported

HIGH

Server supports weak protocols: TLSv1.1

OCSP Stapling Not Enabled

LOW

OCSP stapling improves performance and privacy

Certificate Transparency Not Implemented

LOW

Certificate is not logged in Certificate Transparency logs

SSL Certificate Expires Within 90 Days

MEDIUM

SSL certificate expires in 51 days

Partial SSL/TLS Assessment

LOW

Completed 3 of 4 security checks due to time constraints

Protocol Support

TLSv1.3TLSv1.2TLSv1.1

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

60/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

Domain Transfer Lock Not Enabled

MEDIUM

Domain can be transferred without authorization

Domain Delete Lock Not Enabled

LOW

Domain can be deleted without additional verification

No DMARC Record

MEDIUM

DMARC policy not configured

Domain Registration Details

Domain Age
20 years(mature)
Expiry Risk
none(108 days)
Protection Level
noneDNSSEC ON
Suspicious Indicators Detected
  • No domain protection locks enabled

DNS Records

A Records:62.109.150.243
Name Servers:
ns.forpsi.cz
ns.forpsi.net
ns.forpsi.us
MX Records:
0: heluz-sk.mail.protection.outlook.com
10: srvmx1.heluz.cz
SOA:Serial: 2025061301, TTL: 3600s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:77ms

SPF Analysis

SPF Record:
v=spf1 mx ip4:193.86.2.4 ip4:212.4.158.96/27 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:_spf.onebit.cz -all

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

0/100
Score

High-Risk Service Exposed: FTP

HIGH

Port 21 (FTP) is publicly accessible - FTP - Often unencrypted file transfer

Critical Service Exposed: MySQL

CRITICAL

Port 3306 (MySQL) is publicly accessible - MySQL - Database server

How does heluz.sk compare?

heluz.sk scores below average. Browse similar domains to see how competitors handle security.

🔧Technical Analysis

Detailed technical findings and analysis from AI assessment.

Technical Analysis

Comprehensive security assessment findings

Additional Findings

The website uses a modern technology stack including jQuery and Google services for analytics and advertising. The HTML structure is valid with proper meta tags for SEO and social sharing (Open Graph and Twitter cards). Performance is moderate with asynchronous loading of scripts. Mobile optimization is good, supporting multiple languages and responsive design. No CMS was explicitly detected, suggesting a custom or proprietary platform. Hosting provider details were not found in the HTML content. The site uses cookie consent management scripts and integrates retargeting services. Technical risks are low but could be mitigated further by adding security headers and improving accessibility.
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PDF Report & Export

PDF download, email delivery, unlock code

39.90 €one-time • Incl. 21% VAT

Marketing Intelligence

Contact emails, phone numbers & warm leads

49.90 €one-time • Incl. 21% VAT

Plan Comparison

FeaturePDF ReportMarketing+
Full security analysis
Professional PDF export
Email delivery
Lifetime access + unlock code
Contact emails & phones
Marketing outreach data

Already purchased?

Order summary

Domainheluz.sk
Access tierFull report or marketing add-on

Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.

VisaMastercardApple PayGoogle Pay

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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