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Security report for adspirit.de

AdSpirit GmbH · Technology · Germany

Medium risk. 8 critical or high findings in Security headers, GDPR outside view and 3 other checks.

Security score

55/100

Risk levelMedium

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

AdSpirit GmbH operates a sophisticated AdServer SaaS platform designed for publishers, advertisers, and networks, primarily serving the German and international online marketing sectors. The company positions itself as a leading AdTech provider with over 500 customers and extensive monthly ad impressions, emphasizing a holistic and flexible advertising technology solution. Their platform supports multiple ad formats and integrates advanced optimization and real-time bidding features, catering to diverse client needs. Technically, the website is built on WordPress with modern JavaScript libraries and tracking tools such as Google Tag Manager, Hotjar, and LinkedIn Insight. The site demonstrates good digital maturity with GDPR-compliant consent management and reCAPTCHA integration, although some security headers are missing. Performance and mobile optimization are adequate, supporting a positive user experience. From a security perspective, the site enforces HTTPS and employs standard privacy tools but lacks explicit security policies and incident response contacts. The absence of WHOIS data reduces domain transparency, though the professional presentation and comprehensive contact information mitigate trust concerns. Overall, the security posture is solid but could benefit from enhanced header configurations and published security policies. The overall risk is moderate with no critical vulnerabilities detected. Strategic improvements in security transparency and accessibility would strengthen trust and compliance. The business demonstrates a strong market position with a clear value proposition in the AdTech industry.

Scanned

NIS2 and GDPR posture

GDPR outside view
65/ 100 · Medium
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

8 findings rated critical or high. Fix these first.

  1. 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';…
  2. GDPR outside view

    These are the privacy signals visitors and data protection authorities look for under GDPR.

    • 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

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

Keep watching adspirit.de

This scan found 22 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
77
Security headers
15
Email security
80
DNS health
70
Network security
20
GDPR outside view
65
Average
55

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 adspirit.de, from OffSeq Breach.

Total records
36
Employees
0
Customers
33
Third parties
3
Weak passwords
3%

10 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 adspirit.de.

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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

AdSpirit GmbH targets a niche market in online advertising technology, offering a comprehensive SaaS AdServer platform that supports multiple advertising formats and optimization tools. Their competitive advantage lies in their holistic approach, German data center compliance, and integration with major ad networks and RTB platforms. Revenue streams likely include subscription fees and service contracts. The company serves publishers, networks, advertisers, and agencies, indicating a broad customer base. Growth indicators include a large volume of ad impressions and a global customer footprint. Partnerships with Google Adsense and real-time bidding providers enhance their ecosystem. The company maintains a professional online presence with clear contact points and client references, supporting credibility and market trust.

Security posture

The website demonstrates a mature security posture with enforced HTTPS, GDPR-compliant consent management, and use of reCAPTCHA to protect forms. However, the absence of key security headers such as Content-Security-Policy and X-Frame-Options is a gap that could expose the site to certain web attacks. No vulnerabilities or exposed sensitive data were detected in the HTML content. The lack of a published security policy or incident response contact reduces transparency and preparedness for security incidents. Overall, the security culture appears adequate but could be improved by formalizing policies and enhancing header configurations to align with best practices and compliance requirements.

Recommendations

  1. Implement and configure essential security headers including Content-Security-Policy, X-Frame-Options, and X-XSS-Protection to mitigate common web vulnerabilities.
  2. Publish a clear security policy and incident response contact information on the website to improve transparency and readiness.
  3. Add a vulnerability disclosure program or security.txt file to encourage responsible reporting of security issues.
  4. Enhance accessibility features to meet recognized standards and improve user inclusivity.
  5. Regularly audit third-party scripts and tracking tools to ensure compliance with privacy regulations and minimize security risks.

Contact details published on the site

Addresses
Legal name
AdSpirit GmbH
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
AdSpirit GmbH
Description
AdSpirit ist eine AdServer-Technologie / SaaS Plattform „Made in Germany“: Eine holistische AdTech-Lösung für alle Anwendungsbereiche im Onlinemarketing.
Key services
AdServer technology, Display, Mobile, Video, RTB advertising support, Optimization and targeting, Mediaplanung, Self-Booking, RealTime Bidding, Marketplace for customers and suppliers
Content quality
excellent
Branding
consistent

Technology

Stack
jQuery, Owl Carousel, Google reCAPTCHA, ConsentManager, Hotjar, LinkedIn Insight Tag, Google Tag Manager, WordPress
Frameworks
WordPress, Blox Page Builder
Platforms
SaaS
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced
  • Use of Google reCAPTCHA for forms
  • Consent management for GDPR compliance
  • No exposed sensitive data in HTML

Analytics and tracking

Services
Google Analytics, Hotjar, LinkedIn Insight
Tracking level
moderate
Privacy practices
good

Advertising

Ad networks
Google Adsense, AdSpirit internal marketplace
Tracking pixels
LinkedIn Insight Tag, Hotjar, Google Analytics (commented out), Google Ads
Marketing tools
Mautic marketing automation
Transparency
good

Site quality

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

Key observations

  1. Website is fully accessible with rich content and professional design
  2. Strong focus on AdTech SaaS platform for advertising industry
  3. Comprehensive GDPR compliance with consent management
  4. Multiple tracking and marketing tools integrated
  5. No security headers detected in HTML source
  6. WHOIS data unavailable, reducing domain transparency
  7. Contact information is clearly provided with multiple channels
  8. No signs of adult or questionable content
Technical notes

Notes

The website is built on WordPress CMS with the Blox Page Builder plugin, leveraging modern JavaScript libraries such as jQuery and Owl Carousel for UI components. It integrates multiple marketing and analytics tools including Google Tag Manager, Hotjar, LinkedIn Insight, and Mautic for marketing automation. The site uses Google reCAPTCHA for bot protection and ConsentManager for GDPR compliance. Performance is moderate with some optimization potential. Mobile responsiveness is good, and SEO is supported by Yoast SEO plugin with proper meta tags and structured data. The technical stack is modern but could benefit from improved security header implementation and enhanced accessibility compliance to reduce technical debt and improve resilience.
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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