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Security report for trustoo.nl

Medium risk. 4 critical or high findings in Security headers and SSL/TLS.

Security score

73/100

Risk levelMedium

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

Scanned

This is an earlier scan of trustoo.nl. View the latest report

NIS2 and GDPR posture

GDPR outside view
88/ 100 · Low
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

4 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. 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 trustoo.nl

This scan found 20 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
82
Security headers
20
Email security
80
DNS health
70
Network security
100
GDPR outside view
88
Average
73

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 trustoo.nl, from OffSeq Breach.

Total records
133
Employees
0
Customers
133
Third parties
0
Weak passwords
7%

1 subdomain 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 trustoo.nl.

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

Trustoo has established a strong market presence in the Netherlands with a comprehensive service offering spanning 87 distinct service categories. Its subsidiaries in Belgium, Germany, and Spain indicate a strategic regional expansion. The platform leverages user-generated reviews and structured data to build trust and transparency. The company benefits from partnerships and integrations with review platforms like Trustpilot and uses modern marketing and tracking tools to optimize user acquisition and engagement. The business targets both consumers and local businesses seeking reliable service providers, positioning itself as a trusted intermediary in the local services market.

Security posture

The website employs HTTPS and cookie consent mechanisms, indicating baseline security and privacy awareness. However, there is no evidence of published security policies, incident response contacts, or vulnerability disclosure programs. Security headers are not detected in the provided data, which could expose the site to certain web-based attacks. The use of third-party scripts such as Cookiebot, Google Tag Manager, and Bing Ads introduces potential risk vectors that require ongoing monitoring. Overall, the security posture is moderate but could be improved by formalizing security governance and enhancing technical controls.

Recommendations

  1. Publish a comprehensive privacy policy and terms of service to enhance transparency and compliance.
  2. Implement and publish a security policy and incident response contact information to improve trust and readiness.
  3. Add security HTTP headers such as Content-Security-Policy, X-Frame-Options, and X-XSS-Protection to harden the website against common attacks.
  4. Establish a vulnerability disclosure program or security.txt file to encourage responsible reporting of security issues.
  5. Regularly audit and update third-party scripts and dependencies to mitigate risks from vulnerable libraries.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
trustoo.nl BV
Description
Trustoo vindt de beste pro in jouw regio. Bij het vinden van een lokale dienst is de kwaliteit de belangrijkste factor. Maar hoe vind je de beste bedrijven? Voor Hotels is er Booking.com. Voor restaurants is er TheFork. En voor lokale diensten is er Trustoo! Van Notaris tot Uitvaartverzorger, wij zetten alle informatie voor je op een rijtje. Objectief en onafhankelijk.
Key services
Local service provider listings, Comparison of reviews and prices, Lead generation for service providers, Free contact and quote requests
Content quality
good
Branding
consistent

Technology

Stack
Next.js, React, Cookiebot, Google Tag Manager, Bing Ads, Watermelon Widget (chat)
Frameworks
Next.js
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
75/100
Good practices seen
  • HTTPS enabled
  • Cookie consent mechanism implemented
  • No exposed sensitive data detected in HTML

Analytics and tracking

Services
Google Tag Manager, Bing Ads
Tracking level
moderate
Privacy practices
basic

Advertising

Ad networks
Bing Ads
Tracking pixels
Cookiebot
Marketing tools
Cookiebot, Bing Ads
Transparency
basic

Site quality

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

Key observations

  1. Website is a professional local service comparison platform focused on the Netherlands
  2. Extensive service categories and listings with user reviews
  3. Good use of structured data and SEO metadata
  4. Cookie consent implemented via Cookiebot
  5. No explicit privacy policy or terms of service found in provided content
  6. Contact information is clearly provided with email and phone
  7. No visible security policy or incident response information
  8. No security headers detected in provided data
  9. Use of modern web technologies (Next.js, React)
  10. No WAF or blocking detected, full content accessible
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

Earlier scans of this domain

  1. 78/100Low28 findingsView report
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