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Security report for cislanarealitky.cz

Realman s.r.o. · Real Estate · Czech Republic

Medium risk. 6 critical or high findings in GDPR outside view, Security headers and 1 other check.

Security score

65/100

Risk levelMedium

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

ČíslaNaRealitky.cz is an online service operated by Realman s.r.o. that provides the largest database of contact phone numbers for real estate agents and offices in the Czech Republic. The platform allows users to verify whether a phone number used in private real estate advertisements belongs to a licensed real estate agent, supporting transparency and trust in the real estate market. The website is positioned as a niche service targeting real estate buyers, sellers, and private advertisers seeking reliable contact information. The business model revolves around maintaining and updating a comprehensive database with user contributions and daily updates, emphasizing accuracy and currency of data. Technically, the website employs standard web technologies including Bootstrap for responsive design, jQuery for scripting, and Font Awesome for icons. It integrates Google Analytics and Google Tag Manager for visitor tracking and performance monitoring. The site is served over HTTPS, ensuring secure communication, and includes a cookie consent mechanism compliant with GDPR requirements. While the site lacks advanced security headers, it implements basic anti-spam measures in forms and provides a functional, mobile-optimized user experience. From a security perspective, the site demonstrates a moderate security posture with enforced HTTPS and cookie consent controls. However, the absence of explicit security headers such as Content Security Policy or HSTS suggests room for improvement. The WHOIS data is unavailable due to privacy protection, which is common for small businesses but reduces transparency. No critical vulnerabilities or exposed sensitive data were detected. Privacy policies and cookie information are present and accessible, supporting compliance with data protection regulations. Overall, the website presents a trustworthy and functional service with a clear business focus. Strategic recommendations include enhancing security headers, improving accessibility compliance, and providing more explicit contact information and incident response details to strengthen trust and security posture.

Scanned

NIS2 and GDPR posture

GDPR outside view
40/ 100 · High
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

      Third-party services without privacy policy

      Detected services: Google Analytics

      What to do: Document all third-party data sharing in your privacy policy

  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 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 cislanarealitky.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
65
Security headers
35
Email security
65
DNS health
85
Network security
100
GDPR outside view
40
Average
65

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 cislanarealitky.cz, from OffSeq Breach.

Total records
8
Employees
0
Customers
8
Third parties
0
Weak passwords
75%

2 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 cislanarealitky.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 company Realman s.r.o. operates ČíslaNaRealitky.cz as a specialized real estate contact verification platform in the Czech Republic. The service holds a strong market position as the largest database of real estate phone numbers, catering primarily to private individuals and real estate market participants seeking to verify agent authenticity. The business model is based on providing a free or subscription-based database service with user contributions to maintain data accuracy. Revenue streams likely include advertising or premium access. The company leverages partnerships with its parent entity Realman s.r.o. and integrates standard web analytics tools for market insights. Growth indicators include daily updates and a large volume of verified phone numbers. The ecosystem is focused on real estate transparency and consumer protection, with potential for expansion into related real estate services.

Security posture

The website exhibits a moderate security maturity level. HTTPS is properly implemented, ensuring encrypted data transmission. Cookie consent mechanisms align with GDPR requirements, indicating awareness of privacy compliance. However, the absence of advanced security headers such as Content Security Policy, X-Frame-Options, and HSTS reduces defense-in-depth. No direct contact information for security incidents or vulnerability disclosure is provided, limiting incident response readiness. The use of third-party scripts like Google Analytics introduces potential privacy risks, though mitigated by consent controls. No visible vulnerabilities or exposed sensitive data were found. Overall, the security culture appears basic but functional, with opportunities to enhance transparency and technical controls.

Recommendations

  1. Implement security headers including Content Security Policy, HSTS, and X-Frame-Options to strengthen site security.
  2. Publish explicit security and incident response policies with contact channels for vulnerability reporting.
  3. Enhance accessibility features to meet compliance standards and improve user experience for all visitors.
  4. Regularly audit and update third-party scripts to minimize security and privacy risks.
  5. Provide clear company contact information on the website to improve business credibility and user trust.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Realman s.r.o.
Description
Denně aktualizovaná databáze telefonních čísel na realitní kanceláře a makléře. Umožňuje ověřit, zda telefonní číslo použité u soukromé inzerce patří realitnímu makléři.
Key services
Phone number verification for real estate agents, Database access to real estate contacts, User contributions to update database
Content quality
good
Branding
consistent

Technology

Stack
Bootstrap, jQuery, Font Awesome, Google Analytics, Google Tag Manager
Performance
moderate
Mobile
good
Accessibility
basic
SEO
basic

Security

Observed score
75/100
Good practices seen
  • HTTPS enforced
  • Cookie consent banner with granular controls
  • Form anti-spam hidden fields and JS validation

Analytics and tracking

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

Advertising

Transparency
basic

Site quality

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

Key observations

  1. Website is fully accessible with no blocking or WAF challenges.
  2. WHOIS data is unavailable, indicating privacy protection or domain not found.
  3. Site provides a specialized real estate phone number database service in Czech Republic.
  4. Privacy and cookie policies are present and GDPR compliant.
  5. No direct contact emails or phone numbers explicitly labeled as company contacts found on homepage.
  6. Uses standard web technologies and Google Analytics for tracking.
  7. Security headers are not explicitly detected; HTTPS is enforced.
  8. No evidence of adult or explicit content; content is safe for general audiences.
Technical notes

Notes

The website uses a conventional technology stack with Bootstrap for responsive design, jQuery for client-side scripting, and Font Awesome for iconography. Google Analytics and Google Tag Manager are integrated for analytics and marketing purposes. The site is served over HTTPS with a valid SSL certificate, ensuring secure connections. Performance is moderate with no significant delays detected. Mobile optimization is good, supporting various device sizes. SEO optimization is basic with appropriate meta tags and Open Graph data, though structured data like JSON-LD is absent. Accessibility is basic, with room for improvement in ARIA roles and keyboard navigation support. The site does not appear to use a CMS, suggesting a custom or static site architecture. Hosting provider details are not discernible from the data provided.
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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