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Security report for belwue.de

BelWü-Koordination · Education · Germany

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

Security score

68/100

Risk levelMedium

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

BelWü is a regional data network provider serving scientific and educational institutions in Baden-Württemberg, Germany. It connects universities, colleges, schools, and public libraries, offering a range of network and internet services tailored to the academic sector. The website presents a clear and professional overview of its services and organizational structure, targeting institutional users within the region. Technically, the website is built with standard HTML, CSS, and JavaScript, featuring a responsive design and clear navigation, though it lacks advanced frameworks or CMS indications. Security posture is moderate with HTTPS assumed but missing explicit security headers and cookie consent mechanisms. The WHOIS data aligns with the academic nature of the service, using university name servers and Deutsche Telekom infrastructure, supporting legitimacy. Overall, the site is trustworthy and functional but could improve privacy compliance and security best practices.

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 belwue.de

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
72
Security headers
80
Email security
60
DNS health
65
Network security
100
GDPR outside view
28
Average
68

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 belwue.de, from OffSeq Breach.

Total records
5,248
Employees
2
Customers
5,234
Third parties
12
Weak passwords
10%

Latest record dated 2026-05-15 · 761 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 belwue.de.

Select it in the checkout above.

Masked preview

  • –mbox1.belwue.de2026-05-15
  • –mbox1.belwue.de2025-04-15

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

BelWü operates as an essential network infrastructure provider within the education and government sectors in Baden-Württemberg. Its business model focuses on providing connectivity and related services to academic institutions, leveraging partnerships with universities and public entities. The network's market position is regional and specialized, with a focus on reliability and service breadth including email, DNS, and security services. The absence of commercial advertising and tracking indicates a non-commercial, service-oriented approach. The partnership ecosystem includes academic institutions and public service domains. Growth indicators are not explicit but the comprehensive service offering and institutional backing suggest stable operations.

Security posture

The website demonstrates a moderate security maturity level. HTTPS is presumably enforced, but no explicit security headers were detected in the provided data. There is no visible evidence of vulnerable libraries or exposed sensitive data. Incident response is supported via an abuse contact page, indicating some readiness for security incidents. However, the lack of a published security policy, vulnerability disclosure, or data protection officer contact reduces compliance maturity. GDPR compliance is partially addressed via a privacy policy but lacks cookie consent mechanisms. Overall, the security posture is adequate for an informational site but should be enhanced to meet higher compliance and security standards.

Recommendations

  1. Implement comprehensive security headers such as Content-Security-Policy, Strict-Transport-Security, X-Frame-Options, and X-Content-Type-Options.
  2. Add a cookie consent banner and cookie policy to improve GDPR compliance and user transparency.
  3. Publish a formal security policy and vulnerability disclosure document to enhance trust and incident response readiness.
  4. Provide clear contact information for a Data Protection Officer or privacy contact to comply with GDPR requirements.
  5. Enhance accessibility features and SEO optimization to improve user experience and search visibility.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
BelWü-Koordination
Description
BelWü is the data network of scientific institutions in the state of Baden-Württemberg, connecting universities, colleges, the Duale Hochschule Baden-Württemberg, other scientific and public institutions, schools, and public libraries.
Key services
Network access, Internet connection, Point-to-point connections, Timeserver, Email services, Nameserver, Domain services, Security services, File transfer, Local Internet Registry
Content quality
good
Branding
consistent

Technology

Stack
HTML5, CSS3, JavaScript
Performance
moderate
Mobile
good
Accessibility
basic
SEO
basic

Security

Observed score
70/100
Good practices seen
  • HTTPS enforced (assumed from domain)
  • No visible exposed sensitive data
  • No vulnerable libraries detected

Analytics and tracking

Tracking level
minimal
Privacy practices
basic

Advertising

Transparency
poor

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 primarily in German and targeted at academic and public institutions in Baden-Württemberg.
  3. No explicit privacy or cookie consent banners detected, though privacy policy page exists.
  4. No visible contact emails or phone numbers on the main page; contact is via contact page.
  5. No social media links detected.
  6. No analytics or tracking scripts detected.
  7. No forms detected on the main page; contact likely via separate contact page.
  8. Website uses custom CSS and a small JavaScript for navigation burger menu.
  9. No Open Graph or JSON-LD structured data found in the HTML.
  10. WHOIS data is minimal but consistent with academic network infrastructure.
Technical notes

Notes

The website uses a simple and clean technical stack based on HTML5, CSS3, and JavaScript with no detected CMS or advanced frameworks. The presence of a custom burger menu script indicates some interactivity. Performance is moderate with no explicit indicators of optimization or CDN usage. Mobile optimization is good as indicated by viewport meta tag and responsive navigation. SEO is basic with meta tags present but no Open Graph or structured data. Hosting provider and SSL configuration details are not explicitly available. The site could benefit from modernizing technical infrastructure, adding accessibility improvements, and implementing security best practices.
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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