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Security report for czi.cz

CZI s.r.o · Technology · Czech Republic

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

Security score

66/100

Risk levelMedium

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

CZI s.r.o is a Czech internet agency with nearly 20 years of experience specializing in modern web development, content creation, and online reputation management. The company serves a B2B market, targeting businesses and organizations seeking professional digital presence and reputation services. Their website demonstrates a solid market position with notable clients and industry awards, reflecting a reputable and established business. Technically, the website is built on WordPress using modern themes and plugins such as Astra, Beaver Builder, Yoast SEO, and Google Analytics integration. The site is mobile-optimized and SEO-friendly, though performance is moderate. Security measures include HTTPS and Google reCAPTCHA, but additional security headers and policies are absent. Security posture is generally good with no visible vulnerabilities or exposed sensitive data. Privacy compliance is partial, with a cookie consent banner present but no explicit privacy policy or terms of service pages found. WHOIS data is missing, which slightly reduces transparency and trustworthiness. Overall, the website is professional and trustworthy, but improvements in transparency, security headers, and privacy documentation are recommended to enhance compliance and security posture.

Scanned

NIS2 and GDPR posture

GDPR outside view
48/ 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 Cookie Policy found

      GDPR requires clear information about cookie usage

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

  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 czi.cz

This scan found 23 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
85
DNS health
85
Network security
100
GDPR outside view
48
Average
66

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 czi.cz, from OffSeq Breach.

Total records
15
Employees
0
Customers
9
Third parties
6
Weak passwords
20%

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 czi.cz.

Select it in the checkout above.

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

CZI operates in the technology sector as a medium-sized digital agency focused on web solutions, content strategy, and online reputation management. Their client base includes small to international companies and public institutions, indicating a diverse market reach. The company leverages certifications and awards to strengthen market credibility. Revenue streams likely derive from service contracts in web development, hosting, content management, and reputation services. The firm maintains active social media channels and a professional online presence, supporting growth and client engagement. Strategic partnerships or subsidiaries are not evident from the data.

Security posture

The security maturity level is moderate to good. The site enforces HTTPS and uses Google reCAPTCHA to protect forms, indicating awareness of basic security practices. However, the absence of security headers such as Content-Security-Policy, X-Frame-Options, and others suggests room for improvement. No incident response or vulnerability disclosure information is published, which could hinder rapid response to security events. Data protection practices are partially visible through cookie consent but lack comprehensive privacy policy documentation. Overall, the security culture appears functional but could benefit from formalized policies and enhanced technical controls.

Recommendations

  1. Implement and publish a comprehensive privacy policy and terms of service to improve legal compliance and user trust.
  2. Add security headers like Content-Security-Policy, X-Frame-Options, and Strict-Transport-Security to enhance protection against common web attacks.
  3. Publish a security policy and incident response contact information to improve transparency and readiness.
  4. Consider adding a vulnerability disclosure policy or security.txt file to facilitate responsible reporting of security issues.
  5. Regularly audit and update third-party plugins and scripts to mitigate risks from vulnerable libraries.

Contact details published on the site

Addresses
Legal name
CZI s.r.o
VAT number
CZ25688421
Registration number
25688421
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
CZI s.r.o
Description
Česká internetová agentura s téměř 20 lety zkušeností, poskytující služby v oblasti tvorby moderních webů, správy a tvorby digitálního obsahu, online reputace a internetových řešení. Pomáhá klientům uspět na internetu a zlepšit jejich online reputaci.
Key services
Webová řešení, Tvorba obsahu, Online reputace
Content quality
good
Branding
consistent

Technology

Stack
WordPress, Yoast SEO, Google Analytics, Google reCAPTCHA, jQuery, Ultimate Addons for Beaver Builder, Contact Form 7, MonsterInsights, Slick Slider
Frameworks
Astra Theme, Beaver Builder
Platforms
WordPress CMS
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
80/100
Good practices seen
  • HTTPS enforced
  • Google reCAPTCHA integration on forms
  • Cookie consent banner

Analytics and tracking

Services
Google Analytics
Tracking level
moderate
Privacy practices
basic

Advertising

Marketing tools
Google Analytics by MonsterInsights
Transparency
basic

Site quality

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

Key observations

  1. Website is fully accessible with no blocking or WAF challenges.
  2. Content is in Czech language and professionally presented.
  3. WHOIS data is unavailable, which is unusual and reduces transparency.
  4. Cookie consent banner is implemented, indicating some privacy compliance.
  5. No explicit privacy policy or terms of service pages found.
  6. Contact information is clearly provided including phone, email, and physical addresses.
  7. Website uses modern WordPress technologies and SEO best practices.
  8. Security headers are not explicitly detected; SSL is properly configured.
  9. No vulnerability disclosure or security policy information is published.
  10. Social media presence includes Facebook and Twitter.
Technical notes

Notes

The website is built on a modern WordPress CMS platform using the Astra theme and Beaver Builder page builder, supported by plugins such as Yoast SEO, Contact Form 7, and MonsterInsights for analytics. The tech stack includes jQuery and Google services for fonts, analytics, and tag management. Performance is moderate with good mobile responsiveness and SEO optimization. Accessibility features are basic but present. Hosting provider details are not explicitly identified. The site uses SSL/TLS with excellent configuration. There is an opportunity to improve technical security by adding missing HTTP security headers and enhancing privacy compliance.
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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