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Is prefa.cz a Scam? Security Check Results - Prefa Brno a.s.

prefa.cz Security Report Summary

prefa.cz received a security score of 48 out of 100 in Guard's comprehensive security analysis, classified as "Elevated Risk". This report covers Prefa Brno a.s.'s website security posture. Prefa Brno a.s. operates in the Manufacturing industry in Czech Republic.

Prefa Brno a.s. is a leading Czech manufacturer specializing in concrete, reinforced concrete, and prestressed concrete building components. Established in 1992, the company serves a broad construction market with a comprehensive product portfolio including prefabricated elements for sewage, decorative concrete products, building structures, tanks, and related services such as project design, assembly, and transportation. The company maintains a strong market position in the Czech Republic with a medium-sized workforce and several subsidiaries supporting its operations. Technically, the website is built on a modern WordPress platform with a well-integrated technology stack including jQuery, Google Analytics, NextGEN Gallery, and GDPR-compliant cookie consent tools. The site demonstrates good SEO practices, mobile optimization, and accessibility features, providing a professional user experience. The presence of structured data and Open Graph tags enhances search engine visibility and social media integration. From a security perspective, the site enforces HTTPS and implements cookie consent mechanisms aligned with GDPR requirements. While no explicit security headers were detected in the provided data, the site avoids exposing sensitive information and uses reputable plugins to manage privacy and analytics. The absence of WHOIS data limits domain registration trust verification, but the website content and business information appear legitimate and consistent with a professional manufacturing entity. Overall, Prefa Brno a.s. presents a credible and professional online presence with solid technical infrastructure and compliance posture. Strategic improvements in security headers and incident response visibility could further enhance trust and resilience.

The security scan identified 32 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: WordPress 6.6.2, jQuery, Google Analytics, NextGEN Gallery, Yoast SEO Premium, PixelYourSite, WebToffee GDPR Cookie Consent.

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 prefa.cz Safe? Security Analysis for Prefa Brno a.s.

https://prefa.cz

Check if prefa.cz is a scam or legitimate. Free security scan and reviews.

ManufacturingCzech Republicmedium
WordPress 6.6.2jQueryGoogle AnalyticsNextGEN GalleryYoast SEO Premium+2 more
Analyzed 7/14/2025Completed 12:42:54 PM8mo ago
48
Security Score
HIGH RISK

Below Manufacturing avg (52)

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Domains scanned

500+

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Domainprefa.cz
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

Prefa Brno a.s. is a leading Czech manufacturer specializing in concrete, reinforced concrete, and prestressed concrete building components. Established in 1992, the company serves a broad construction market with a comprehensive product portfolio including prefabricated elements for sewage, decorative concrete products, building structures, tanks, and related services such as project design, assembly, and transportation. The company maintains a strong market position in the Czech Republic with a medium-sized workforce and several subsidiaries supporting its operations. Technically, the website is built on a modern WordPress platform with a well-integrated technology stack including jQuery, Google Analytics, NextGEN Gallery, and GDPR-compliant cookie consent tools. The site demonstrates good SEO practices, mobile optimization, and accessibility features, providing a professional user experience. The presence of structured data and Open Graph tags enhances search engine visibility and social media integration. From a security perspective, the site enforces HTTPS and implements cookie consent mechanisms aligned with GDPR requirements. While no explicit security headers were detected in the provided data, the site avoids exposing sensitive information and uses reputable plugins to manage privacy and analytics. The absence of WHOIS data limits domain registration trust verification, but the website content and business information appear legitimate and consistent with a professional manufacturing entity. Overall, Prefa Brno a.s. presents a credible and professional online presence with solid technical infrastructure and compliance posture. Strategic improvements in security headers and incident response visibility could further enhance trust and resilience.

Detected Technologies

WordPress 6.6.2jQueryGoogle AnalyticsNextGEN GalleryYoast SEO PremiumPixelYourSiteWebToffee GDPR Cookie Consent

12 urgent findings need attention

1 critical · 11 high

  • + 4 more findings in the full report below
Continuous monitoring

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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

8 findings

17/100

Email Security

4 findings

70/100

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

Prefa Brno a.s. operates in the manufacturing sector, focusing on concrete prefabricated building components. Its competitive advantage lies in its comprehensive product range, established market presence since 1992, and integrated service offerings including design and assembly. The company targets construction professionals, builders, and architects primarily in the Czech Republic. Revenue streams likely include product sales, project services, and material supply. The company ecosystem includes subsidiaries such as Presta-MIX, Prefa Kompozity, and Prefasteel, indicating vertical integration and diversification. The website's content and downloadable catalogs suggest active marketing and customer engagement. The presence of a dedicated career portal and e-shop partnership indicates growth orientation and digital maturity.

Extracted Contact Information

Marketing Intelligence Data

Physical Addresses (1)

Company Registration

Legal Name:

Prefa Brno a.s.

VAT Number:

CZ46901078

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates a mature security posture with enforced HTTPS and GDPR-compliant cookie consent mechanisms. Use of reputable plugins for analytics and privacy management reduces risk exposure. However, the lack of visible security headers such as Content-Security-Policy or X-Frame-Options represents an area for improvement. No vulnerabilities or exposed sensitive data were detected in the HTML content. The absence of a security policy or incident response contact limits transparency in security governance. Overall, the site is secure for typical business operations but could benefit from enhanced header configurations and formalized security disclosures.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement comprehensive HTTP security headers including Content-Security-Policy, X-Content-Type-Options, and X-Frame-Options to mitigate common web attacks.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

Prefa Brno a.s.

Description:

Jsme předním výrobcem betonových stavebních dílců v České republice. Specializujeme se na dodávky kvalitních výrobků z betonu, železobetonu a předpjatého betonu a poskytování služeb souvisejících s dodávkami našich výrobků pro širokou oblast stavebnictví.

Key Services:
Manufacture of concrete, reinforced concrete, prestressed concrete productsProject design servicesConstruction assemblyTransportation and crane servicesCustomer service
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
WordPress 6.6.2jQueryGoogle AnalyticsNextGEN GalleryYoast SEO PremiumPixelYourSiteWebToffee GDPR Cookie Consent
Frameworks:
WordPress
Platforms:
Web
Performance:

moderate

Mobile:

good

Accessibility:

good

SEO:

good

Security Assessment

Security Score:
85/100
Best Practices:
  • HTTPS enforced
  • Cookie consent mechanism implemented
  • No exposed sensitive data in HTML
  • Use of security plugins (implied by GDPR cookie consent plugin)

Analytics & Tracking

Services:
Google AnalyticsPiwik/Matomo
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Ad Networks:
Google AdsDoubleClick
Tracking Pixels:
PixelYourSitePiwik/Matomo
Marketing Tools:
Yoast SEOPixelYourSiteWebToffee GDPR Cookie Consent
Transparency Level:good

Website Quality Assessment

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

Key Observations

1

Website is fully accessible with rich content and navigation

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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, LinkedIn, YouTube, Google APIs, Google Ads

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

17/100
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

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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 a mx include:spf.mail-komplet.cz -all
DNS Lookups:3/10
Policy:-all

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

75/100
Score

SSL Certificate Expires Soon

HIGH

SSL certificate expires in 18 days

Mixed Content Detected

MEDIUM

4 resources loaded over insecure HTTP

Partial SSL/TLS Assessment

LOW

Completed 2 of 4 security checks due to time constraints

Certificate Details

Subject:www.prefa.cz
Issuer:RapidSSL TLS RSA CA G1
Valid Until:8/1/2025 (18 days)
SANs:www.prefa.cz, prefa.cz

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
27 years(mature)
Protection Level
none
Suspicious Indicators Detected
  • No domain protection locks enabled

DNS Records

A Records:91.239.200.35
AAAA Records:2001:67c:e94:0:1:5bef:c823:1
Name Servers:
ns1.thinline.czDNS only
ns2.thinline.czDNS only
ns3.cesky-hosting.eu
MX Records:
20: etrn.nextra.cz
15: mx1.bluetone.cz
10: mail.prefa.cz
SOA:Serial: 1533053788, TTL: 1800s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:101ms

SPF Analysis

SPF Record:
v=spf1 a mx include:spf.mail-komplet.cz -all

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

20/100
Score

High-Risk Service Exposed: FTP

HIGH

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

Service Exposed: SSH

MEDIUM

Port 22 (SSH) is publicly accessible - SSH - Secure but can be brute-forced

How does prefa.cz compare?

prefa.cz 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 is built on WordPress 6.6.2 with a modern tech stack including jQuery, NextGEN Gallery, and Yoast SEO Premium. It uses Google Analytics and Piwik/Matomo for visitor tracking, integrated with GDPR-compliant cookie consent tools. The site loads multiple CSS and JS resources from both internal and trusted external sources, indicating a standard but well-maintained infrastructure. Performance is moderate with good mobile optimization and accessibility. The presence of structured data (JSON-LD) and Open Graph tags supports SEO and social media sharing. No hosting provider details were found in the data. Overall, the technical implementation supports a professional and user-friendly experience with room for security enhancements.
Professional PDF & Marketing Data

Download the prefa.cz report as PDF

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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

Domainprefa.cz
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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