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Security report for avalonfitness.cz

210 Gym Plzeň · Hospitality · Czech Republic

High risk. 10 critical or high findings in GDPR outside view, Email security and 3 other checks.

Security score

43/100

Risk levelHigh

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

210 Gym Plzeň is a modern fitness center located in Plzeň, Czech Republic, offering a large facility of 2100 square meters equipped with over 80 Grün Sport machines. The gym provides personal trainers, group fitness classes, and specialized zones such as strength training and Booty builder areas. The website reflects a professional local business targeting fitness enthusiasts in the region. Technically, the site is built on WordPress using Elementor, with integrations for analytics and marketing tools like Google Analytics and Facebook Pixel. Security posture is good with HTTPS and security headers in place, but lacks published security policies or incident response information. Privacy compliance is basic with a cookie consent mechanism but no clear privacy or terms of service pages. Overall, the site is trustworthy and well-maintained, though WHOIS data is unavailable, likely due to privacy protection.

Scanned

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

10 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

  2. Email security

    SPF, DKIM and DMARC stop others sending email that looks like it comes from your domain, a common route to phishing and invoice fraud.

    • Critical

      No email authentication configured

      Domain is vulnerable to email spoofing

      What to do: Implement SPF, DKIM, and DMARC immediately

  3. 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 avalonfitness.cz

This scan found 27 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.

Daily monitoring

Recommended

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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
60
DNS health
75
Network security
20
GDPR outside view
25
Average
43

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 avalonfitness.cz, from OffSeq Breach.

Total records
19
Employees
0
Customers
19
Third parties
0
Weak passwords
11%

3 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 avalonfitness.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

The business operates in the hospitality and fitness sector, focusing on providing comprehensive gym services to the local community. Its business model centers on membership and personal training services. The website's content and structure suggest a medium-sized enterprise with a consistent brand presence. The lack of WHOIS data limits external verification, but the site’s professional presentation and use of modern web technologies indicate a legitimate operation. Marketing efforts include social media engagement and tracking via Google and Facebook tools. There is no evidence of partnerships or subsidiaries from the domain data.

Security posture

The website demonstrates a moderate to good security posture with HTTPS enforced and multiple security headers implemented. No sensitive data exposure or vulnerable libraries were detected in the HTML content. However, the absence of a published security policy, vulnerability disclosure, or incident response contact reduces transparency and preparedness perception. The site uses common third-party plugins which should be regularly audited for vulnerabilities. Privacy compliance is partial, with cookie consent but no detailed privacy policy found. Overall, the security maturity is adequate for a local business but could be improved with formal policies and disclosures.

Recommendations

  1. Publish a comprehensive privacy policy and terms of service page to enhance compliance and user trust.
  2. Implement and publish a security policy and vulnerability disclosure or security.txt file to improve transparency.
  3. Enhance accessibility features to improve inclusivity and SEO.
  4. Regularly audit and update third-party plugins to mitigate potential vulnerabilities.
  5. Consider adding explicit contact information including verified company emails and phone numbers for better business credibility.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
210 Gym Plzeň
Description
Moderní fitness na 2100m² s 80+ stroji Grün Sport. Nabízíme osobní trenéry, skupinové lekce, silovou i Booty builder zónu.
Key services
Gym access, Personal trainers, Group fitness classes, Strength training zones, Booty builder zone
Content quality
good
Branding
consistent

Technology

Stack
WordPress, Elementor, Google Analytics, Google Tag Manager, FontAwesome, Happy Elementor Addons, Complianz GDPR plugin, Sitepress Multilingual CMS (WPML)
Frameworks
Elementor
Platforms
WordPress
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
75/100
Good practices seen
  • HTTPS enforced
  • Security headers present
  • No exposed sensitive data in HTML

Analytics and tracking

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

Advertising

Tracking pixels
Facebook SDK
Marketing tools
Facebook Pixel
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 challenge.
  2. WHOIS data is unavailable, indicating privacy protection or registry issues.
  3. Site uses modern WordPress CMS with Elementor builder and multiple plugins.
  4. Privacy and terms pages are not clearly found; cookie consent is implemented.
  5. Contact information is present but no explicit emails or phone numbers found in provided content.
  6. Security headers and HTTPS are properly configured.
  7. No explicit security or incident response policies published.
  8. Content is relevant and professional for a fitness gym.
  9. No suspicious or malicious content detected.
Technical notes

Notes

The website is built on WordPress CMS with Elementor page builder, leveraging multiple plugins for multilingual support (WPML), GDPR compliance (Complianz), and marketing integrations (Google Analytics, Facebook SDK). The site loads external scripts asynchronously to optimize performance. SEO is supported by structured data (JSON-LD) and Open Graph metadata. Mobile optimization is good, and the site uses modern CSS and JavaScript libraries. Hosting provider details are not explicitly found. Performance is moderate with room for improvement in accessibility and SEO fine-tuning. No critical technical issues were detected in the HTML content.
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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