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Security report for osobniwebmaklere.cz

DALTEN media s.r.o. · Real Estate · Czech Republic

Medium risk. 8 critical or high findings in GDPR outside view, Security headers and 1 other check.

Security score

56/100

Risk levelMedium

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

DALTEN media s.r.o. operates the osobniwebmaklere.cz website, offering personalized websites for real estate agents in the Czech Republic. The service leverages agent profiles from the well-established RealityMIX.cz portal, providing fast and professional web templates with hosting and domain management. The company positions itself as an experienced player with over 20 years in real estate software development, targeting real estate professionals seeking a credible online presence. Technically, the website uses modern frontend technologies including Bootstrap and jQuery, with Google Analytics integrated under a consent-based model. The site is mobile-optimized and presents a professional design with clear navigation and contact options. Security posture is adequate with HTTPS enforced and consent mechanisms for cookies, though some security headers are missing. No critical vulnerabilities or blocking mechanisms were detected. Overall, the website is trustworthy and well-aligned with its business goals.

Scanned

This is an earlier scan of osobniwebmaklere.cz. View the latest report

NIS2 and GDPR posture

GDPR outside view
25/ 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

8 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

  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 Strict-Transport-Security header

      Forces HTTPS connections

      What to do: Add "Strict-Transport-Security: max-age=31536000; includeSubDomains; preload"

      • CWE-319
      • OWASP A04:2025
      • ASVS V3.4.1
    • High

      Missing X-Frame-Options header

      Prevents clickjacking attacks

      What to do: Add "X-Frame-Options: DENY" or "X-Frame-Options: SAMEORIGIN"

    • 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';…

Need hands-on remediation? Email guard@offseq.com

Keep watching osobniwebmaklere.cz

This scan found 28 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
62
Security headers
15
Email security
55
DNS health
80
Network security
100
GDPR outside view
25
Average
56

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 osobniwebmaklere.cz, from OffSeq Breach.

No leaked records found

Breach holds no records for osobniwebmaklere.cz right now. New leaks arrive continuously, so monitoring on Breach alerts you if that changes.

Monitor on Breach (opens in a new tab)

Technical appendix

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

Business context

Business profile

The company targets real estate agents in the Czech market, offering subscription-based personal websites integrated with a major real estate portal, RealityMIX.cz. This integration provides a competitive advantage by automating content population from agent profiles. The business model relies on monthly fees for premium templates, with a free basic option available. Partnerships with RealityMIX.cz and other real estate service providers strengthen market positioning. The company emphasizes long-term software development experience and fair pricing. Growth potential exists through expanding template offerings and deeper integrations. The ecosystem includes related domains and services under the DALTEN media umbrella, enhancing credibility and operational support.

Security posture

The website enforces HTTPS and uses a cookie consent manager compliant with GDPR, indicating a mature privacy approach. Form inputs require GDPR consent and email validation, reducing risk of data misuse. However, no explicit security headers such as Content-Security-Policy or HSTS were detected, which could improve defense against common web attacks. No incident response or security policy pages are published, which is a gap in transparency and readiness. Google Analytics is used responsibly with consent gating. Overall, the security posture is moderate with room for improvement in headers and documented policies.

Recommendations

  1. Implement security headers including Content-Security-Policy, X-Frame-Options, and HSTS to enhance protection against web attacks.
  2. Publish a dedicated security policy and incident response contact information to improve transparency and readiness.
  3. Regularly audit third-party scripts and dependencies for vulnerabilities and update them promptly.
  4. Enhance accessibility features to improve compliance and user experience for all visitors.
  5. Consider adding a terms of service page to clarify user rights and obligations.

Contact details published on the site

Addresses
Legal name
DALTEN media s.r.o.
Registration number
27135306
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
DALTEN media s.r.o.
Description
Provides customizable personal websites for real estate agents leveraging profiles from RealityMIX.cz, offering fast setup with professional templates and hosting services.
Key services
Personalized real estate agent websites, Domain and hosting management, Integration with RealityMIX.cz profiles
Content quality
good
Branding
consistent

Technology

Stack
JavaScript, jQuery, Bootstrap, Google Fonts, Google Analytics
Frameworks
Bootstrap
Performance
moderate
Mobile
good
Accessibility
basic
SEO
basic

Security

Observed score
70/100
Good practices seen
  • HTTPS enforced
  • Consent-based cookie scripts
  • Form input validation (required email and GDPR consent checkbox)

Analytics and tracking

Services
Google Analytics
Tracking level
moderate
Privacy practices
good

Advertising

Marketing tools
Cookie Consent Manager (cc.dalten.cz)
Transparency
good

Site quality

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

Key observations

  1. Website offers real estate agent personal websites integrated with RealityMIX.cz profiles
  2. Clear contact options including phone, email, and contact form with GDPR consent
  3. Cookie consent mechanism implemented with detailed cookie categories
  4. No explicit privacy policy on main domain but linked to partner site RealityMIX.cz
  5. No terms of service or security policy pages found
  6. Modern frontend technologies used with deferred JavaScript loading
  7. Google Analytics used with consent-based activation
  8. No social media links detected
  9. Company information clearly stated in footer with legal address and registration details
Technical notes

Notes

The website uses a modern frontend stack with deferred JavaScript loading and responsive design via Bootstrap. Google Fonts and jQuery are included from trusted CDNs. Cookie consent is managed via a third-party service (cc.dalten.cz) with granular user controls. Hosting details are limited but domain registrar is REG-WEBGLOBE, a known Czech provider. Performance is moderate with some lazy loading images, though some images show 'error' status in lazy loading attributes, indicating minor technical debt. SEO basics are present but could be enhanced with structured data and meta tags. No CMS detected, likely a custom or static site generator-based solution. Overall, the technical implementation is solid but could benefit from performance tuning and accessibility improvements.
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

Earlier scans of this domain

  1. 56/100Medium36 findingsView report
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