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Is dtocz.cz a Scam? Security Check Results - DTO CZ s.r.o.

dtocz.cz Security Report Summary

dtocz.cz received a security score of 46 out of 100 in Guard's comprehensive security analysis, classified as "Elevated Risk". This report covers DTO CZ s.r.o.'s website security posture. DTO CZ s.r.o. operates in the Education industry in Czech Republic.

DTO CZ s.r.o. is a Czech Republic-based educational and consulting company specializing in professional training, courses, seminars, retraining, qualification exams, and certifications. The company also operates an e-shop for standards and publications and offers rental services for halls and classrooms. With a history dating back to 2003 and a parent organization, the Czech Union of Scientific and Technical Societies, DTO CZ holds a solid market position serving thousands of clients annually. The website reflects a professional and consistent brand image targeting individuals and organizations seeking educational services within the Czech Republic. Technically, the website employs modern tracking and analytics tools such as Google Analytics (both Universal and GA4), Facebook Pixel, and Cookiebot for consent management. The site is mobile-optimized with good SEO practices and clear navigation. However, no CMS or hosting provider details are explicitly detected. Performance is moderate, and accessibility is basic but functional. From a security perspective, the site uses HTTPS and cookie consent mechanisms, but lacks visible security headers in the HTML source, which could be improved. No incident response or explicit security policy pages are found. The absence of WHOIS data reduces transparency and trustworthiness, although the website content and business information appear legitimate and consistent. Overall, DTO CZ s.r.o. presents a trustworthy and professional online presence with room for improvement in security header implementation and WHOIS transparency. Strategic recommendations include enhancing security headers, publishing incident response contacts, and regular third-party script audits to strengthen security posture and trust.

The security scan identified 33 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: Google Tag Manager, Google Analytics (Universal Analytics and GA4), Facebook Pixel, Cookiebot, Custom CSS and JS.

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 dtocz.cz Safe? Security Analysis for DTO CZ s.r.o.

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EducationCzech Republicmedium
Google Tag ManagerGoogle Analytics (Universal Analytics and GA4)Facebook PixelCookiebotCustom CSS and JS
Analyzed 10/15/2025Completed 2:43:28 PM5mo ago
46
Security Score
HIGH RISK

Below Education avg (55)

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Domains scanned

500+

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Domaindtocz.cz
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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

DTO CZ s.r.o. is a Czech Republic-based educational and consulting company specializing in professional training, courses, seminars, retraining, qualification exams, and certifications. The company also operates an e-shop for standards and publications and offers rental services for halls and classrooms. With a history dating back to 2003 and a parent organization, the Czech Union of Scientific and Technical Societies, DTO CZ holds a solid market position serving thousands of clients annually. The website reflects a professional and consistent brand image targeting individuals and organizations seeking educational services within the Czech Republic. Technically, the website employs modern tracking and analytics tools such as Google Analytics (both Universal and GA4), Facebook Pixel, and Cookiebot for consent management. The site is mobile-optimized with good SEO practices and clear navigation. However, no CMS or hosting provider details are explicitly detected. Performance is moderate, and accessibility is basic but functional. From a security perspective, the site uses HTTPS and cookie consent mechanisms, but lacks visible security headers in the HTML source, which could be improved. No incident response or explicit security policy pages are found. The absence of WHOIS data reduces transparency and trustworthiness, although the website content and business information appear legitimate and consistent. Overall, DTO CZ s.r.o. presents a trustworthy and professional online presence with room for improvement in security header implementation and WHOIS transparency. Strategic recommendations include enhancing security headers, publishing incident response contacts, and regular third-party script audits to strengthen security posture and trust.

Detected Technologies

Google Tag ManagerGoogle Analytics (Universal Analytics and GA4)Facebook PixelCookiebotCustom CSS and JS

13 urgent findings need attention

1 critical · 12 high

  • + 5 more findings in the full report below
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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

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

DTO CZ s.r.o. operates in the education sector, focusing on professional development and certification services in the Czech Republic. The company leverages partnerships with recognized organizations and maintains a diversified service portfolio including conferences, courses, retraining, and e-commerce for standards. The business model is service-oriented with additional product sales. The presence of GDPR and cookie compliance indicates regulatory awareness. The company targets both individual learners and organizational clients, positioning itself as a medium-sized player with a long-standing market presence. The partnership ecosystem and clear contact information support credibility and client trust.

Extracted Contact Information

Marketing Intelligence Data

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates a moderate security maturity level with HTTPS enforced and cookie consent implemented. However, the lack of security headers such as Content-Security-Policy, X-Frame-Options, and Strict-Transport-Security is a notable gap. No vulnerabilities or exposed sensitive data were detected in the HTML content. The absence of an incident response page or security contact reduces readiness for handling security incidents. Compliance with GDPR is evident through privacy policies and cookie management. Overall, the security posture is adequate but could be enhanced by implementing recommended headers and publishing security policies.

Strategic Recommendations

Priority Actions for Security Improvement

1

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

Company:

DTO CZ s.r.o.

Description:

DTO CZ s.r.o. is an educational and consulting company offering courses, seminars, retraining, qualification exams, certifications, and sale of standards and publications. They also provide conference services and rental of halls and classrooms.

Key Services:
ConferencesCourses and seminarsRetrainingQualification examsCertification of personsSale of standards and booksRental of halls and classrooms
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
Google Tag ManagerGoogle Analytics (Universal Analytics and GA4)Facebook PixelCookiebotCustom CSS and JS
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
80/100
Best Practices:
  • HTTPS enforced
  • Cookie consent mechanism
  • No exposed sensitive data in HTML
  • Secure forms with required fields

Analytics & Tracking

Services:
Google Analytics (Universal Analytics and GA4)Facebook Pixel
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Tracking Pixels:
Facebook Pixel
Marketing Tools:
Cookiebot
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, 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 ip4:94.113.252.176/28 ip4:217.196.209.17 ip4:217.196.209.13 ip4:217.197.47.11 ip6:2a02:1f0:3:1::11 ip6:2a02:8304:0:8::/64 ~all
DNS Lookups:1/10
Policy:~all

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

62/100
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 37 days

Mixed Content Detected

MEDIUM

5 resources loaded over insecure HTTP

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

75/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

No DMARC Record

MEDIUM

DMARC policy not configured

Domain Registration Details

Domain Age
18 years(mature)

DNS Records

A Records:217.196.209.17
Name Servers:
hugo.dtostrava.cz
miramo1.miramo.cz
MX Records:
10: mail.dtocz.cz
SOA:Serial: 202507220, TTL: 86400s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:70ms

SPF Analysis

SPF Record:
v=spf1 mx ip4:94.113.252.176/28 ip4:217.196.209.17 ip4:217.196.209.13 ip4:217.197.47.11 ip6:2a02:1f0:3:1::11 ip6:2a02:8304:0:8::/64 ~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

How does dtocz.cz compare?

dtocz.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 uses a combination of custom CSS/JS and popular third-party tools such as Google Tag Manager, Google Analytics, Facebook Pixel, and Cookiebot for tracking and consent management. The HTML structure is valid with proper meta tags for SEO and social media integration via Open Graph. Mobile optimization is good with responsive design elements. Performance is moderate, with some asynchronous loading of scripts to improve speed. No CMS or hosting provider is explicitly identified, suggesting a custom or proprietary platform. The site could benefit from enhanced accessibility features and security header implementation to reduce technical risks.
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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

Domaindtocz.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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