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Security report for dumabyt.cz

BUSINESS MEDIA ONE, s. r. o. · Media · Czech Republic

Medium risk. 6 critical or high findings in GDPR outside view and Security headers.

Security score

57/100

Risk levelMedium

0–100, higher is better. How it is calculated

Dumabyt.cz is a Czech online magazine specializing in home living, construction, interior design, and gardening. Operated by BUSINESS MEDIA ONE, s. r. o., the site offers a rich collection of articles, news, and inspiration targeted at homeowners, builders, and enthusiasts. The website demonstrates a professional and consistent brand presence with a clear focus on its niche market. Technically, the site runs on WordPress 6.8.1 with modern frontend technologies including jQuery and Typekit fonts, and integrates a consent management platform for GDPR compliance. Security posture is strong with HTTPS enforced and multiple security headers present, though explicit security policies and incident response contacts are not publicly available. The absence of WHOIS data for the domain reduces trustworthiness from a domain registration perspective, but the website content and business information indicate a legitimate and established media company. Overall, the site is well-designed, content-rich, and compliant with privacy regulations, serving a general audience safely.

Scanned

NIS2 and GDPR posture

GDPR outside view
10/ 100 · Critical
Checks completed
7of 7

NIS2 Art. 21(2)

  1. (a) Risk analysis and security policies: Not visible from outside
  2. (b) Incident handling: One indicator
  3. (c) Business continuity, backups and crisis management: Not visible from outside
  4. (d) Supply chain security: Not visible from outside
  5. (e) Secure acquisition, development and maintenance, including vulnerability handling: Partly checked
  6. (f) Assessing the effectiveness of security measures: Not visible from outside
  7. (g) Cyber hygiene and security training: Not visible from outside
  8. (h) Cryptography and encryption: Partly checked
  9. (i) HR security, access control and asset management: One indicator
  10. (j) Multi-factor authentication and secured communications: Not visible from outside

This scan rated NIS2 with an earlier keyword method that is no longer shown; rescan for the per-article view. Risk management, continuity, supply chain, training, MFA, management oversight (Art. 20) and incident reporting (Art. 23) need internal evidence, and Guard cannot tell whether NIS2 applies to this organisation.

GDPR is indicative only, based on publicly visible signals: Articles 7, 12, 13 and 32 of Regulation (EU) 2016/679 and Article 5(3) of the ePrivacy Directive. Not a certification or legal assessment.

Priority findings

6 findings rated critical or high. Fix these first.

  1. GDPR outside view

    These are the privacy signals visitors and data protection authorities look for under GDPR.

    • Critical

      EU business without adequate privacy measures

      EU businesses are subject to strict GDPR requirements

      What to do: Implement comprehensive GDPR compliance including privacy policy, cookie consent, and data protection measures

    • High

      No Privacy Policy found

      GDPR requires a clear and accessible privacy policy

      What to do: Add a comprehensive privacy policy page and link to it prominently

    • High

      No Cookie Policy found

      GDPR requires clear information about cookie usage

      What to do: Add a dedicated cookie policy explaining cookie usage and purposes

    • High

      No Cookie Consent Banner found

      GDPR requires explicit consent for non-essential cookies

      What to do: Implement a cookie consent banner that appears on first visit

  2. Security headers

    Security headers are instructions your web server sends to every visitor’s browser. Missing ones leave visitors more exposed to attacks such as clickjacking and injected scripts.

    • High

      Missing Content-Security-Policy header

      Controls resources the browser is allowed to load

      What to do: Implement a Content-Security-Policy appropriate for your application

      • ASVS V3.4.3
      • OWASP Secure Headers: OWASP Secure Headers Project recommends Content-Security-Policy: default-src 'self'; form-action 'self'; base-uri 'self'; object-src 'none';…

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Keep watching dumabyt.cz

This scan found 21 issues across 6 checks. Monitoring re-runs those checks daily, emails you when something material changes and records each fix, so you can show progress.

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  • TLS certificates and expiry
  • DNS records
  • SPF, DKIM and DMARC
  • Security headers
  • GDPR and NIS2 posture
  • Exposed services
  • Third-party trackers
  • Security score drift

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Results by check

Each check with its score, findings and the evidence it collected.

How this score is calculated

The security score runs 0–100, higher is better. It is the plain average of the security checks that completed in this scan, each counted equally. A check that could not run is left out: it counts neither as a pass nor as a fail.

Counted in this score

SSL/TLS
95
Security headers
55
Email security
60
DNS health
80
Network security
40
GDPR outside view
10
Average
57

Not counted

  • NIS2 outside view: Re-weights evidence from the TLS, email, DNS, network and hygiene checks, so counting it would count that evidence twice. Shown on its own.
  • OffSeq Observations: An AI reading of the site, useful context but not reproducible evidence. Shown on its own.

Findings that cap the score at 49

Each of these is serious on its own, so while any is present the site cannot rate better than high risk, however good the other checks are.

  • The certificate is not trusted by browsers
  • The website is not served over HTTPS
  • A database, remote desktop, file-sharing or Telnet service is reachable from the internet
  • The page loads a script from a compromised source
  • The domain registration has expired
  • SPF authorises every server to send mail as the domain

Partial scans

When the site blocks Guard or most checks cannot run, the score covers only the checks that ran (usually DNS and email), is capped at 75 and is shown as partial, without a risk level.

Risk levels

  • Critical0–25
  • High26–49
  • Medium50–75
  • Low76–100

Breach exposure

Leaked credentials and lookalike domains from OffSeq Breach. The counts are free; the detailed lists are paid add-ons.

Dark web exposure

Add-on

Leaked records that mention dumabyt.cz, from OffSeq Breach.

Total records
72
Employees
0
Customers
72
Third parties
0
Weak passwords
51%

5 subdomains affected

See the 10 newest leaked credentials

A one-off add-on to this report that lists the most recent identifier and password pairs OffSeq Breach holds for dumabyt.cz.

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Breach keeps ingesting new leaks, so these numbers can grow between scans.

Technical appendix

Business context, site observations and technical notes gathered during the scan, and the standards behind each reference.

Business context

Business profile

The website operates as a content publishing platform with advertising and partnership revenue streams. It targets homeowners, renovators, and interior design enthusiasts in the Czech Republic. The company has established partnerships with several related media and construction sites, enhancing its market position. The business model focuses on delivering high-quality editorial content and leveraging advertising partnerships. The site has been active since at least 2006, indicating maturity in the market. The lack of direct contact information on the homepage suggests a focus on content rather than direct sales or customer service. The partnership ecosystem and professional presentation support a medium-sized media entity with a strong niche presence.

Security posture

The website enforces HTTPS and implements key security headers such as Strict-Transport-Security, X-Frame-Options, and Content-Security-Policy, reflecting good security hygiene. The use of a consent management platform demonstrates compliance with GDPR cookie regulations. However, the absence of publicly available security policies, incident response procedures, or vulnerability disclosure mechanisms indicates room for improvement in transparency and readiness. No vulnerabilities or exposed sensitive data were detected in the analysis. Overall, the security posture is solid but could benefit from enhanced documentation and communication of security practices.

Recommendations

  1. Publish a dedicated security policy and incident response page to improve transparency and user trust.
  2. Provide clear contact information including emails and phone numbers for business and security inquiries.
  3. Implement and publicize a vulnerability disclosure policy or security.txt file to encourage responsible reporting.
  4. Regularly audit third-party scripts and dependencies to ensure no vulnerable libraries are used.
  5. Enhance WHOIS domain registration transparency or consider updating domain registration details to improve legitimacy perception.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
BUSINESS MEDIA ONE, s. r. o.
Description
Online magazine focused on home living, construction, interior design, garden, and related events. Provides articles, news, and inspiration for homeowners and enthusiasts.
Key services
Publishing articles on home, interior, construction, garden, Advertising and partner promotions, Newsletter distribution
Content quality
excellent
Branding
consistent

Technology

Stack
WordPress 6.8.1, jQuery 3.7.1, Typekit Fonts, Usercentrics CMP, Google Tag Manager
Platforms
WordPress
Performance
moderate
Mobile
good
Accessibility
good
SEO
good

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced
  • Use of security headers
  • Consent management platform for cookies

Analytics and tracking

Services
Gemius, Google Tag Manager
Tracking level
moderate
Privacy practices
good

Advertising

Ad networks
Gemius
Tracking pixels
Gemius
Marketing tools
Usercentrics CMP
Transparency
good

Site quality

Design
excellent
User experience
excellent
Content relevance
excellent
Navigation
excellent
Professionalism
excellent
Trustworthiness
high

Key observations

  1. Website is a professionally designed Czech online magazine focused on home, construction, interior, and garden topics.
  2. Content is rich, well-structured, and updated with recent articles.
  3. No contact emails or phone numbers explicitly found on the homepage or header/footer areas.
  4. Privacy and cookie policies are implemented with a consent management platform.
  5. No security or incident response policies publicly visible.
  6. WHOIS data is unavailable, which is a concern for domain legitimacy verification.
  7. Multiple partner domains and advertising networks are integrated.
  8. No adult or questionable content detected.
  9. Website uses WordPress CMS with modern frontend technologies.
Technical notes

Notes

The website is built on a modern WordPress CMS platform with version 6.8.1, utilizing jQuery 3.7.1 and Adobe Typekit fonts for typography. It integrates a user consent management platform (Usercentrics) and Google Tag Manager for analytics and marketing. The site is mobile responsive with good accessibility and SEO optimization. Performance is moderate, with room for optimization in image delivery and script loading. The technical stack is standard for professional media sites, with no deprecated or vulnerable technologies detected. Hosting provider details are not disclosed. Overall, the technical infrastructure supports a stable and user-friendly experience.
Standards and sources

Reference chips under each finding point to the standard, regulation or specification the finding relates to. They are taken from the official datasets below and mapped conservatively: a finding with no defensible link shows none. NIS2 and GDPR references mark where a finding is relevant evidence, not a compliance verdict. Implementing Regulation (EU) 2024/2690 binds digital infrastructure and digital service providers; for other entities it is the most detailed public reading of the Article 21 measures. WCAG, EN 301 549, European Accessibility Act and Web Accessibility Directive references name the requirement an automated accessibility rule relates to; they are not a conformance verdict.

Retrieved 2026-10-25

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