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Security report for kidshealth.org

The Nemours Foundation · Healthcare · United States

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

Security score

71/100

Risk levelMedium

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

Nemours KidsHealth is a well-established, physician-reviewed children's health information website operated by The Nemours Foundation, a reputable non-profit healthcare organization. The site provides trusted health and parenting advice targeted at parents, kids, teens, and educators, with content available in English and Spanish. It holds a leading market position as the most visited children's health site on the web, offering comprehensive educational resources and wellness center information. The website demonstrates consistent branding and high content quality, reflecting its authoritative status in the healthcare education sector. Technically, the site is built on Adobe Experience Manager, leveraging modern web technologies including jQuery and Adobe's tag management system, complemented by PostHog analytics for user behavior tracking. The site is mobile-optimized, accessible, and SEO-friendly, though performance is moderate. Security posture is generally good with HTTPS enforced and domain transfer protections in place, but lacks DNSSEC and explicit security headers. Privacy compliance is partial, with a clear privacy policy but no visible cookie consent mechanism. Security-wise, the site shows maturity with no visible vulnerabilities or exposed sensitive data. However, it lacks published security policies and incident response contacts, which could be improved to enhance trust and compliance. Overall, the site is safe, professional, and trustworthy, with no adult or questionable content detected. Strategically, Nemours KidsHealth should focus on enhancing privacy compliance by implementing cookie consent and publishing security policies. Enabling DNSSEC and security headers would strengthen technical security. These improvements will support continued trust and regulatory adherence while maintaining its leadership in children's health education online.

Scanned

NIS2 and GDPR posture

GDPR outside view
53/ 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

5 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"

  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

  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 kidshealth.org

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.

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.

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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
30
Email security
85
DNS health
80
Network security
100
GDPR outside view
53
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

Technical appendix

Business context, site observations and technical notes gathered during the scan, and the standards behind each reference.

Business context

Business profile

Nemours KidsHealth operates as a non-profit educational platform under The Nemours Foundation, targeting parents, children, teens, and educators with physician-reviewed health content. Its competitive advantage lies in its authoritative, trusted content and strong brand association with Nemours. The business model centers on providing free educational resources supported by the parent foundation, with growth driven by digital reach and partnerships. The site integrates with related Nemours domains, forming a cohesive ecosystem of health and education services. Revenue streams are likely indirect, through foundation funding and partnerships rather than direct monetization. The platform's extensive content and multilingual support indicate a broad target audience and commitment to accessibility. Strategic partnerships with Nemours and educational entities enhance its market presence and credibility.

Security posture

The website demonstrates a solid security foundation with HTTPS enforced and domain transfer protections (clientTransferProhibited). However, the absence of DNSSEC and security headers such as Content Security Policy, HSTS, and X-Frame-Options represents areas for improvement. No exposed sensitive data or vulnerable libraries were detected in the HTML content. The site uses modern analytics and tag management tools, which require careful privacy management. The lack of published security policies and incident response contacts limits transparency and preparedness visibility. Overall, the security posture is good but could be enhanced by adopting additional security best practices and improving privacy compliance mechanisms.

Recommendations

  1. Implement DNSSEC to secure DNS infrastructure and prevent spoofing.
  2. Add comprehensive security headers (CSP, HSTS, X-Frame-Options) to enhance browser security.
  3. Deploy a cookie consent banner/mechanism to comply with GDPR and privacy regulations.
  4. Publish a clear security policy and incident response contact information on the website.
  5. Regularly audit third-party scripts and analytics tools to ensure no privacy or security risks.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
The Nemours Foundation
Description
KidsHealth is the #1 most-trusted source for physician-reviewed information and advice on children's health and parenting issues. For parents, kids, teens, and educators, in English and in Spanish.
Key services
Health information and advice, Parenting resources, Educational content for kids and teens, Newsletter subscription, Wellness centers content
Content quality
excellent
Branding
consistent

Technology

Stack
Adobe Experience Manager (AEM), jQuery, Adobe DTM (Dynamic Tag Manager), PostHog analytics, Google Fonts
Frameworks
Adobe Experience Manager
Performance
moderate
Mobile
good
Accessibility
good
SEO
good

Security

Observed score
80/100
Good practices seen
  • HTTPS enforced
  • ClientTransferProhibited domain status

Analytics and tracking

Services
Adobe Analytics, PostHog
Tracking level
moderate
Privacy practices
basic

Advertising

Tracking pixels
Adobe Analytics, PostHog
Marketing tools
Adobe DTM, PostHog
Transparency
basic

Site quality

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

Key observations

  1. Website is professionally designed and well-structured.
  2. Content is comprehensive, physician-reviewed, and targeted at parents, kids, teens, and educators.
  3. Strong branding with Nemours Foundation association.
  4. No explicit privacy cookie consent mechanism detected despite privacy policy presence.
  5. Use of modern analytics and tag management tools.
  6. No visible security policy or incident response information published.
  7. No security headers detected in HTML content.
  8. No contact emails or phone numbers explicitly listed on homepage; contact form link present.
  9. Social media presence on Facebook, Twitter (X), and YouTube.
  10. No suspicious or malicious content detected.
Technical notes

Notes

The website is built on Adobe Experience Manager, a robust enterprise CMS, using jQuery and Adobe DTM for tag management. It integrates PostHog for analytics and Google Fonts for typography. The site is mobile-optimized and accessible with good SEO practices including meta tags and Open Graph data. Performance is moderate, likely due to rich content and multiple scripts. Hosting details are not explicit but domain registrar is CSC Corporate Domains, Inc. The site lacks DNSSEC and explicit security headers, which are technical risks. Overall, the infrastructure is modern and stable but could benefit from enhanced security configurations and performance tuning.
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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