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Security report for antolin.de

Westermann Gruppe · Education · Germany

Medium risk. 5 critical or high findings in GDPR outside view, Security headers and 1 other check.

Security score

67/100

Risk levelMedium

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

Antolin by Westermann Gruppe is a well-established educational platform focused on promoting reading skills among students from grades 1 to 10. The platform offers a vast database of quizzes related to children's and youth literature, enabling self-directed learning and performance tracking. The website is professionally designed, mobile-optimized, and provides comprehensive content relevant to its target audience of students, teachers, parents, and libraries. The business model revolves around licensing and subscriptions for schools, with free trial options available. Recognized certifications and awards enhance its market credibility. Technically, the website employs a modern tech stack including jQuery, Flexslider, and Piwik (Matomo) for analytics, with responsive design and good SEO practices. However, some security best practices such as security headers and cookie consent mechanisms are missing or not detected, which could be improved to enhance GDPR compliance and security posture. The site uses HTTPS and disables cookies in analytics to protect user privacy. From a security perspective, the site shows a moderate security maturity with no visible vulnerabilities or exposed sensitive data. The absence of a published security policy or incident response contact limits transparency. The WHOIS data is partially consistent but lacks detailed registrant information, though no suspicious patterns are detected. Overall, the domain and website appear legitimate and trustworthy. Strategically, the platform should focus on improving privacy compliance by implementing cookie consent banners, publishing security policies, and adding incident response contacts. Enhancing security headers and conducting regular security audits would further strengthen its security posture. These improvements will support trust and compliance in the education sector, ensuring continued growth and user confidence.

Scanned

NIS2 and GDPR posture

GDPR outside view
28/ 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

5 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

    • 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';…
  3. SSL/TLS

    TLS encrypts the connection and proves the site is really yours. Weak or expiring certificates trigger browser warnings and put traffic at risk.

    • High

      Weak Protocols Supported

      Server supports weak protocols: TLSv1.1

      What to do: Disable TLS 1.0, TLS 1.1, and all SSL versions

      • CWE-327
      • OWASP A04:2025
      • ASVS V12.1.1

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

Keep watching antolin.de

This scan found 24 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

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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
72
Security headers
45
Email security
85
DNS health
70
Network security
100
GDPR outside view
28
Average
67

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 antolin.de, from OffSeq Breach.

Total records
7,107
Employees
0
Customers
7,107
Third parties
0
Weak passwords
77%

7 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 antolin.de.

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

Antolin operates in the education sector, targeting schools, teachers, students, and parents with a digital reading promotion platform. Its competitive advantage lies in a large, curated quiz database linked to a wide range of children's literature, supported by statistical performance tracking and motivational tools. The business model is subscription-based with licensing for educational institutions, supplemented by free trials and additional materials such as apps and creative content. Partnerships with related educational platforms and recognized certifications support its market position. The company demonstrates strong branding consistency and content quality, indicating a mature digital presence and a focus on user engagement and educational outcomes.

Security posture

The website maintains a moderate security posture with HTTPS enabled and privacy-conscious analytics (Piwik with cookies disabled). However, the lack of security headers such as Content Security Policy, HSTS, and X-Frame-Options reduces protection against common web attacks. No security policy or incident response information is published, limiting transparency and preparedness communication. No vulnerabilities or exposed sensitive data were detected in the content. GDPR compliance is partial due to missing cookie consent mechanisms. Overall, the security maturity is adequate but could benefit from enhancements in security controls and compliance documentation.

Recommendations

  1. Implement a cookie consent banner to comply fully with GDPR requirements.
  2. Add standard security headers (CSP, HSTS, X-Frame-Options) to improve web security.
  3. Publish a clear security policy and incident response contact information on the website.
  4. Consider adding a security.txt file or vulnerability disclosure policy to facilitate responsible reporting.
  5. Regularly audit and update third-party libraries and scripts to avoid vulnerabilities.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Westermann Gruppe
Description
Antolin is an educational platform focused on reading promotion for students from grades 1 to 10. It offers quizzes on a large number of children's and youth books, enabling students to answer questions and collect points, with statistical evaluations for reading performance.
Key services
Online reading quizzes, Statistical reading performance evaluations, Reading motivation tools, Supplementary educational materials, Mobile apps for reading games
Content quality
excellent
Branding
consistent

Technology

Stack
jQuery, Flexslider, ContentFlow, Masonry, Piwik (Matomo) Analytics
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
70/100
Good practices seen
  • No cookies used in Piwik tracking (disableCookies set)
  • Use of HTTPS assumed (URL is https)

Analytics and tracking

Services
Piwik (Matomo)
Tracking level
minimal
Privacy practices
basic

Advertising

Tracking pixels
Piwik (Matomo)
Marketing tools
Piwik Analytics
Transparency
basic

Site quality

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

Key observations

  1. Website is fully accessible with rich content and no blocking detected.
  2. Strong focus on educational content for children and youth reading promotion.
  3. No explicit privacy or cookie consent banner found, which is a GDPR compliance gap.
  4. Use of Piwik analytics with cookies disabled indicates privacy-conscious tracking.
  5. No visible security.txt or incident response contact information.
  6. Contact information includes phone number and contact form but no email addresses explicitly found.
  7. Multiple recognized certifications and awards displayed, enhancing trust.
  8. Mobile optimization is good with responsive CSS and device-specific stylesheets.
  9. No social media links explicitly found in the HTML content.
  10. No explicit email addresses found in the content.
Technical notes

Notes

The website uses a combination of jQuery, Flexslider, ContentFlow, and Masonry for UI components and layout, indicating a mature but somewhat traditional front-end stack. Piwik (Matomo) is used for analytics with cookies disabled, reflecting privacy awareness. The site is responsive with device-specific CSS stylesheets, supporting good mobile optimization. Performance is moderate, with some heavy media elements like videos and image sliders. No CMS or hosting provider details are explicitly detected. SEO is supported by meta tags and Open Graph images. Accessibility features are basic but present. Opportunities exist to modernize the tech stack and enhance security configurations.
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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