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Is libretexts.org a Scam? Security Check Results - LibreTexts

libretexts.org Security Report Summary

libretexts.org received a security score of 71 out of 100 in Guard's comprehensive security analysis, classified as "Moderate Risk". This report covers LibreTexts's website security posture. LibreTexts operates in the Education industry in United States.

LibreTexts is a well-established non-profit platform founded in 2016, specializing in open educational resources (OER) including customizable textbooks, adaptive homework, and interactive learning materials. It serves educators and students primarily in the United States, offering a comprehensive ecosystem for open education. The website is professionally designed using Drupal 10 and modern web technologies, providing excellent user experience and mobile optimization. The platform is recognized for its extensive textbook libraries and adaptive homework system, positioning it as a leader in the OER space. Security posture is generally good with HTTPS and domain protections, though improvements such as enabling DNSSEC and adding security headers are recommended. Privacy compliance is partial, with a privacy policy present but lacking cookie consent mechanisms. Contact information is limited to email, with no phone numbers or physical addresses disclosed. Overall, LibreTexts demonstrates high business credibility and trustworthiness with strong community engagement and educational focus.

The security scan identified 25 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: Drupal 10, Bootstrap Barrio theme, jQuery, Popper.js, Bootstrap 5, Font Awesome, Fancybox, Owl Carousel, Swiper, Isotope, PureCounter.

About this security scan

Guard performs automated security assessments of websites by analyzing SSL/TLS certificates, HTTP security headers, DNS configuration, email authentication protocols (SPF, DKIM, DMARC), GDPR compliance indicators, NIS2 directive compliance, network exposure, and AI-powered business intelligence. Each report provides domain-specific findings, risk scores, and actionable recommendations.

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Is libretexts.org Safe? Security Analysis for LibreTexts

https://libretexts.org

Check if libretexts.org is a scam or legitimate. Free security scan and reviews.

EducationUnited Stateslarge
Drupal 10Bootstrap Barrio themejQueryPopper.jsBootstrap 5+6 more
Analyzed 10/10/2025Completed 1:25:31 PM5mo ago
71
Security Score
MEDIUM RISK

Above Education avg (55)

10,000+

Domains scanned

500+

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SEQ SIA

Lastadijas 12 k-3, Riga, Latvia, LV-1050

Reg. No. 40203410806 • VAT LV40203410806

Support: guard@offseq.com+371 2256 5353

AI Summary

LibreTexts is a well-established non-profit platform founded in 2016, specializing in open educational resources (OER) including customizable textbooks, adaptive homework, and interactive learning materials. It serves educators and students primarily in the United States, offering a comprehensive ecosystem for open education. The website is professionally designed using Drupal 10 and modern web technologies, providing excellent user experience and mobile optimization. The platform is recognized for its extensive textbook libraries and adaptive homework system, positioning it as a leader in the OER space. Security posture is generally good with HTTPS and domain protections, though improvements such as enabling DNSSEC and adding security headers are recommended. Privacy compliance is partial, with a privacy policy present but lacking cookie consent mechanisms. Contact information is limited to email, with no phone numbers or physical addresses disclosed. Overall, LibreTexts demonstrates high business credibility and trustworthiness with strong community engagement and educational focus.

Detected Technologies

Drupal 10Bootstrap Barrio themejQueryPopper.jsBootstrap 5Font AwesomeFancyboxOwl CarouselSwiperIsotopePureCounter

8 urgent findings need attention

8 high

Continuous monitoring

Keep libretexts.org under constant watch

Guard tracks your live infrastructure daily: certificate expiry, DNS & mail authentication drift, uptime changes, subdomain inventory, and unexpected tracker or content shifts. A full timeline captures every diff so you can prove remediation and spot regressions instantly.

Security drift alerts

Risk score drops, new high-severity issues, and header hardening gaps

Compliance watch

GDPR / NIS2 posture changes with governance evidence snapshots

Infrastructure surface

Unexpected open services, SSL expiry, DNS & email authentication changes

Content & tracker intelligence

Marketing tech shifts, analytics drift, and AI recommendation updates

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Security Headers

5 findings

60/100

GDPR Compliance

4 findings

53/100

NIS2 Compliance

8 findings

17/100

Email Security

3 findings

85/100

🧠AI Business Intelligence

Technology stack, business insights, and market analysis powered by AI.

Business Intelligence

Market & Strategic Analysis

LibreTexts operates in the education sector as a non-profit entity providing open educational resources and tools. Its business model focuses on collaboration with educators and institutions to create and share accessible educational content. The platform's competitive advantage lies in its adaptability, extensive content libraries, and integrated adaptive homework system (ADAPT). Revenue streams likely include donations and grants, as indicated by the presence of a donation link. The target audience includes educators, students, and academic organizations globally. The platform maintains a strong partnership ecosystem with various subject-specific libraries and related LibreTexts subdomains. Growth indicators include active event hosting, webinars, and a vibrant blog. Strategic observations highlight the importance of enhancing security and privacy compliance to maintain trust and expand adoption.

Security Posture Analysis

Comprehensive Security Assessment

The website employs HTTPS with a valid SSL configuration and domain status protections that prevent unauthorized transfers or deletions. However, DNSSEC is not enabled, which is a recommended security enhancement. No explicit security headers were detected in the provided data, suggesting room for improvement in mitigating common web vulnerabilities. There is no publicly available security policy or incident response information, which could impact transparency and readiness perception. No vulnerabilities or exposed sensitive data were identified in the analysis. The platform should consider implementing cookie consent mechanisms to comply with GDPR and other privacy regulations. Overall, the security posture is solid but could benefit from adopting additional best practices and transparency measures.

Strategic Recommendations

Priority Actions for Security Improvement

1

Enable DNSSEC to strengthen DNS security and prevent spoofing.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

LibreTexts

Description:

LibreTexts is a non-profit open education resource platform providing training, content, development, and technology for creating, customizing, and sharing accessible, interactive textbooks, adaptive homework, and ancillary materials.

Key Services:
OER textbook librariesAdaptive homework system (ADAPT)Interactive learning materialsProfessional training and development
Content Quality:

excellent

Branding:

consistent

Technical Stack

Technologies:
Drupal 10Bootstrap Barrio themejQueryPopper.jsBootstrap 5Font AwesomeFancyboxOwl CarouselSwiperIsotopePureCounter
Frameworks:
Drupal
Performance:

moderate

Mobile:

excellent

Accessibility:

good

SEO:

good

Security Assessment

Security Score:
75/100
Best Practices:
  • HTTPS enabled
  • Domain status clientDeleteProhibited and clientTransferProhibited

Analytics & Tracking

Tracking Level:minimal
Privacy Compliance:basic

Advertising & Marketing

Tracking Pixels:
AddToAny
Marketing Tools:
AddToAny
Transparency Level:basic

Website Quality Assessment

Design Quality:excellent
User Experience:excellent
Content Relevance:excellent
Navigation Clarity:excellent
Professionalism:excellent
Trustworthiness:high

Key Observations

1

Website is fully accessible with rich content and interactive features.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

60/100
Score

Weak X-Frame-Options configuration

LOW

Current value: "SAMEORIGIN, SAMEORIGIN"

Missing Content-Security-Policy header

HIGH

Controls resources the browser is allowed to load

Missing Referrer-Policy header

LOW

Controls referrer information sent with requests

Missing Permissions-Policy header

MEDIUM

Controls browser features and APIs

Sensitive data may be cached

LOW

Cache-Control header should include "no-store" for sensitive pages

👤GDPR Compliance

Privacy and data protection assessment under GDPR regulations.

GDPR Compliance

Privacy and data protection assessment

53/100
Score

No Cookie Policy found

HIGH

GDPR requires clear information about cookie usage

No Cookie Consent Banner found

HIGH

GDPR requires explicit consent for non-essential cookies

No Data Protection Officer mentioned

LOW

Large organizations may need to designate a DPO under GDPR

Privacy policy may not be GDPR compliant

MEDIUM

Privacy policy lacks explicit GDPR compliance elements

GDPR Compliance Analysis

Privacy Policy85% confidence
Cookie Policy0% confidence
Contact Information Found90% confidence
emailphone

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

17/100
Score

No information security framework found

HIGH

NIS2 requires documented cybersecurity and information security measures

No vulnerability disclosure policy

MEDIUM

NIS2 encourages coordinated vulnerability disclosure

No security policy documentation found

HIGH

NIS2 requires documented cybersecurity governance and risk management

No incident response procedures found

HIGH

NIS2 requires documented incident response and business continuity plans

No business continuity planning found

MEDIUM

NIS2 emphasizes operational resilience and business continuity

No security contact information

HIGH

NIS2 requires clear incident reporting channels

No vulnerability reporting mechanism

MEDIUM

Clear vulnerability reporting supports coordinated disclosure

No NIS2 reference found

LOW

Consider explicitly mentioning NIS2 compliance efforts

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📧Email Security

SPF, DKIM, and DMARC validation and email security assessment.

Email Security

SPF, DKIM, and DMARC validation

85/100
Score

No BIMI Record

LOW

BIMI displays brand logos in email clients

No MTA-STS Policy

MEDIUM

MTA-STS enforces TLS for email delivery

No TLS-RPT Record

LOW

TLS-RPT provides reporting for email TLS issues

SPF
Sender Policy Framework
DKIM
DomainKeys Identified Mail
DMARC
Domain-based Message Authentication
MX Records
Mail Exchange Records
BIMI
Brand Indicators
MTA-STS
Mail Transfer Agent Security
TLS-RPT
TLS Reporting
DNSSEC
DNS Security
SPF Details
Record:
v=spf1 include:_spf.google.com include:mailgun.org include:spf.mailjet.com ~all
DNS Lookups:3/10
Policy:~all
DKIM Selectors Found
Selector:google(1416-bit rsa)
DMARC Details
Policy:quarantine
Aggregate Reports:aed54a8da9d94419b5651cf163384e92@dmarc-reports.cloudflare.net
Forensic Reports:dev@libretexts.org

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

75/100
Score

SSL Certificate Expires Within 90 Days

MEDIUM

SSL certificate expires in 41 days

Weak SSL Key Length

HIGH

SSL certificate uses 256-bit key, which is considered weak

Partial SSL/TLS Assessment

LOW

Completed 2 of 4 security checks due to time constraints

Certificate Details

Subject:libretexts.org
Issuer:WE1
Valid Until:11/21/2025 (41 days)
SANs:libretexts.org, *.libretexts.org

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

90/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

Domain Registration Details

Domain Age
9 years(mature)
Expiry Risk
low(115 days)
Protection Level
moderateDNSSEC OFF

DNS Records

A Records:104.20.33.226, 172.66.163.119
AAAA Records:2606:4700:10::ac42:a377, 2606:4700:10::6814:21e2
Name Servers:
celine.ns.cloudflare.com
ridge.ns.cloudflare.com
MX Records:
1: aspmx.l.google.com
5: alt1.aspmx.l.google.com
5: alt2.aspmx.l.google.com
10: alt3.aspmx.l.google.com
10: alt4.aspmx.l.google.com
SOA:Serial: 2385383694, TTL: 1800s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:43ms

SPF Analysis

SPF Record:
v=spf1 include:_spf.google.com include:mailgun.org include:spf.mailjet.com ~all

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

100/100
Score

Good Network Security Posture

LOW

No unnecessary services detected on common risky ports

How does libretexts.org compare?

See how libretexts.org stacks up against similar websites in the same industry.

🔧Technical Analysis

Detailed technical findings and analysis from AI assessment.

Technical Analysis

Comprehensive security assessment findings

Additional Findings

The website is built on Drupal 10, leveraging a modern tech stack including Bootstrap 5, jQuery, and various JavaScript libraries for UI components and interactivity. The site is hosted with domain registration via Squarespace Domains II LLC and DNS managed by Cloudflare, indicating a reliable infrastructure. Performance is moderate with good mobile optimization and accessibility features. SEO practices are adequate with proper meta tags and canonical links. The site uses external resources such as Google Fonts and AddToAny for sharing functionality. No major technical debt or outdated libraries were detected. Opportunities exist to improve security headers and implement DNSSEC for enhanced protection.
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PDF Report & Export

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39.90 €one-time • Incl. 21% VAT

Marketing Intelligence

Contact emails, phone numbers & warm leads

49.90 €one-time • Incl. 21% VAT

Plan Comparison

FeaturePDF ReportMarketing+
Full security analysis
Professional PDF export
Email delivery
Lifetime access + unlock code
Contact emails & phones
Marketing outreach data

Already purchased?

Order summary

Domainlibretexts.org
Access tierFull report or marketing add-on

Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.

VisaMastercardApple PayGoogle Pay

Secure payments processed via EveryPay. Prices in EUR; Incl. 21% VAT.

SEQ SIA

Lastadijas 12 k-3, Riga, Latvia, LV-1050

Reg. No. 40203410806 • VAT LV40203410806

Support: guard@offseq.com+371 2256 5353

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