Willy Naessens Industriebouw is a well-established family-owned company specializing in industrial and commercial building construction in the Netherlands, with over 60 years of experience. The company offers a full range of services from design to delivery, focusing on prefab concrete solutions and sustainable building concepts such as The Circle®. Their market position is strong, supported by certifications and a professional digital presence. Technically, the website uses modern technologies including Google Tag Manager, Hotjar, and Leadinfo for analytics and marketing, with good mobile optimization and SEO practices. Security posture is solid with HTTPS and cookie consent mechanisms, though additional security headers could enhance protection. Overall, the website reflects a trustworthy and professional business with clear contact channels and compliance with privacy regulations.
Scanned ·
NIS2 and GDPR posture
GDPR outside view
28/ 100 · High
Checks completed
7of 7
NIS2 Art. 21(2)
a(a) Risk analysis and security policies: Not visible from outside
b(b) Incident handling: One indicator
c(c) Business continuity, backups and crisis management: Not visible from outside
d(d) Supply chain security: Not visible from outside
e(e) Secure acquisition, development and maintenance, including vulnerability handling: Partly checked
f(f) Assessing the effectiveness of security measures: Not visible from outside
g(g) Cyber hygiene and security training: Not visible from outside
h(h) Cryptography and encryption: Partly checked
i(i) HR security, access control and asset management: One indicator
j(j) Multi-factor authentication and secured communications: Not visible from outside
Partly checked
One indicator
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
6 findings rated critical or high. Fix these first.
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
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
This scan found 21 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
€25per month
TLS certificates and expiry
DNS records
SPF, DKIM and DMARC
Security headers
GDPR and NIS2 posture
Exposed services
Third-party trackers
Security score drift
Email alerts on material changes and an exportable JSON history of every change.
Prices incl. 21% VAT. Secure checkout by Mollie; sold by SEQ SIA, Latvia.
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
85
Email security
80
DNS health
70
Network security
100
GDPR outside view
28
Average
71
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 willynaessens.nl, from OffSeq Breach.
No leaked records found
Breach holds no records for willynaessens.nl right now. New leaks arrive continuously, so monitoring on Breach alerts you if that changes.
Business context, site observations and technical notes gathered during the scan, and the standards behind each reference.
Business context
Business profile
The company targets businesses requiring industrial building solutions, leveraging a direct business model with in-house prefab concrete production. Their competitive advantage lies in their integrated approach, sustainability focus, and long-standing market presence. The website supports growth through clear communication, project showcases, and recruitment efforts. Partnerships with regional entities and sponsorships enhance brand visibility. The business model is robust with diversified services including turnkey solutions and modular building concepts.
Security posture
The website demonstrates a mature security posture with enforced HTTPS, no exposed sensitive data, and implemented cookie consent. However, it lacks explicit security policies and incident response contacts, which are recommended for enhanced trust and compliance. The absence of a security.txt file and limited security headers suggest room for improvement. No vulnerabilities or suspicious activities were detected in the content analyzed.
Recommendations
Add comprehensive security headers such as Content-Security-Policy and X-Frame-Options to mitigate common web attacks.
Publish a dedicated security policy page and provide incident response contact information to improve transparency and readiness.
Implement a security.txt file to facilitate responsible vulnerability disclosure.
Regularly audit third-party scripts and tracking tools to ensure compliance with privacy regulations and minimize tracking footprint.
Enhance accessibility features to improve inclusivity and meet higher standards.
Automated reading of the public site. Ratings are indicative.
Business
Company
Willy Naessens Industriebouw
Description
Willy Naessens Industriebouw Nederland is dé partner in bedrijfshuisvesting. Het is een familiebedrijf dat levert prefab betonconcepten voor bedrijfshuisvesting zoals kantoren, distributiecentra, hotels, zorgcentra en recreatieve voorzieningen met een focus op duurzaamheid en innovatie.
Key services
Prefab concrete construction, Industrial building construction, Turn-key building solutions, Sustainable building concepts (The Circle®), Project management from design to delivery
Content quality
excellent
Branding
consistent
Technology
Stack
HTML5, CSS3, JavaScript, Google Tag Manager, Hotjar, Leadinfo, Plyr video player
Frameworks
Schema.org structured data, Google Tag Manager
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good
Security
Observed score
85/100
Good practices seen
HTTPS enforced
No exposed sensitive data in HTML
Cookie consent mechanism implemented
Use of security-related meta tags
Analytics and tracking
Services
Google Analytics (via GTM), Hotjar, Leadinfo
Tracking level
moderate
Privacy practices
good
Advertising
Tracking pixels
Hotjar, Leadinfo
Marketing tools
Hotjar, Leadinfo
Transparency
good
Site quality
Design
excellent
User experience
excellent
Content relevance
excellent
Navigation
excellent
Professionalism
excellent
Trustworthiness
high
Key observations
Website is professionally designed and well-structured
Strong focus on sustainability and innovation in industrial construction
Clear contact information and multiple communication channels
Active social media presence on major platforms
Cookie consent and privacy policies are implemented and accessible
No signs of security issues or blocking mechanisms
Use of modern tracking and analytics tools with consent mechanisms
Technical notes
Notes
The website is built with modern web standards using HTML5, CSS3, and JavaScript, incorporating third-party analytics and marketing tools like Google Tag Manager, Hotjar, and Leadinfo. The presence of structured data (JSON-LD) improves SEO and content discoverability. The site is mobile-optimized with responsive images and layouts. Performance is moderate, with potential improvements in loading speed by optimizing third-party scripts and leveraging caching. The CMS is not explicitly identified, suggesting a custom or proprietary solution. Overall, the technical infrastructure supports a professional and scalable online presence.
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.
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