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Is linux.org a Scam? Security Check Results - Linux Online, Inc

linux.org Security Report Summary

linux.org received a security score of 52 out of 100 in Guard's comprehensive security analysis, classified as "Elevated Risk". This report covers Linux Online, Inc's website security posture. Linux Online, Inc operates in the Technology industry in United States.

The website linux.org is currently inaccessible due to a Cloudflare security challenge page employing Turnstile CAPTCHA, which blocks access to the actual site content. The domain is registered to Linux Online, Inc, a US-based organization with a long-standing domain age since 1994, indicating an established presence in the Linux community space. Due to the WAF challenge, no direct content, policies, or contact information could be extracted or analyzed. The technical infrastructure includes Cloudflare services for security and performance. The security posture cannot be fully assessed due to content blocking, but the domain registration data suggests legitimacy and consistency with the business focus. Overall, the site appears to be a technology-focused community or informational portal for Linux users, but detailed analysis is limited by the access restrictions.

The security scan identified 30 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: Cloudflare, JavaScript, Turnstile CAPTCHA.

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 linux.org Safe? Security Analysis for Linux Online, Inc

https://linux.org

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

TechnologyUnited Statesmedium
CloudflareJavaScriptTurnstile CAPTCHA
Analyzed 7/25/2025Completed 11:22:00 PM8mo ago
52
Security Score
MEDIUM RISK

Below Technology avg (72)

10,000+

Domains scanned

500+

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Domainlinux.org
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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

The website linux.org is currently inaccessible due to a Cloudflare security challenge page employing Turnstile CAPTCHA, which blocks access to the actual site content. The domain is registered to Linux Online, Inc, a US-based organization with a long-standing domain age since 1994, indicating an established presence in the Linux community space. Due to the WAF challenge, no direct content, policies, or contact information could be extracted or analyzed. The technical infrastructure includes Cloudflare services for security and performance. The security posture cannot be fully assessed due to content blocking, but the domain registration data suggests legitimacy and consistency with the business focus. Overall, the site appears to be a technology-focused community or informational portal for Linux users, but detailed analysis is limited by the access restrictions.

Detected Technologies

CloudflareJavaScriptTurnstile CAPTCHA

14 urgent findings need attention

1 critical · 13 high

  • + 6 more findings in the full report below
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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

50/100

GDPR Compliance

4 findings

35/100

NIS2 Compliance

9 findings

2/100

Email Security

5 findings

55/100

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

Linux Online, Inc operates linux.org, a domain with a history dating back to 1994, positioning it as an established player in the Linux technology community. The business model likely revolves around providing Linux-related resources, community engagement, and informational content. The lack of visible contact or policy information in the accessible content limits insights into operational transparency or customer engagement strategies. The use of Cloudflare indicates a focus on security and performance. No partnerships or subsidiaries were identified from the provided data. The domain's longevity and consistent WHOIS data support a credible market position within the technology sector.

Security Posture Analysis

Comprehensive Security Assessment

The website is protected by Cloudflare's WAF with Turnstile CAPTCHA, indicating a proactive security measure against automated threats and abuse. However, the inability to access the actual site content prevents a thorough evaluation of security headers, SSL configuration, and potential vulnerabilities. No exposed sensitive data or vulnerable libraries were detected in the accessible content. The domain registration is transparent and consistent, which is a positive trust indicator. Incident response and security policy information are not available, limiting assessment of compliance and readiness.

Strategic Recommendations

Priority Actions for Security Improvement

1

Reduce or adjust WAF challenge settings to allow legitimate security and compliance scanning.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Cloudflare Detected

The website content is blocked by a Cloudflare security challenge page with Turnstile CAPTCHA, preventing access to actual site content.

Analysis results may be incomplete. For accurate analysis, please contact guard@offseq.com

Business Insights

Company:

Linux Online, Inc

Description:

Linux.org is a website associated with Linux Online, Inc, likely providing Linux-related content or community services. The exact business description is not available from the provided data.

Key Services:
Linux community resourcesLinux information and support

Technical Stack

Technologies:
CloudflareJavaScriptTurnstile CAPTCHA

Security Assessment

0

Analytics & Tracking

Advertising & Marketing

Website Quality Assessment

Key Observations

1

Website is currently inaccessible due to Cloudflare WAF challenge.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

50/100
Score

Missing Strict-Transport-Security header

HIGH

Forces HTTPS connections

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 X-XSS-Protection header

MEDIUM

Legacy XSS protection (deprecated but still recommended)

Weak Referrer-Policy configuration

LOW

Current value: "same-origin"

👤GDPR Compliance

Privacy and data protection assessment under GDPR regulations.

GDPR Compliance

Privacy and data protection assessment

35/100
Score

No Privacy Policy found

HIGH

GDPR requires a clear and accessible privacy policy

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

Third-party services without privacy policy

HIGH

Detected services: Cloudflare

GDPR Compliance Analysis

Privacy Policy0% confidence
Cookie Policy0% confidence
Contact Information Found90% confidence
phone

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

2/100
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

Critical sector without clear security compliance

HIGH

Detected sectors: energy, transport, digital

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📧Email Security

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

Email Security

SPF, DKIM, and DMARC validation

55/100
Score

No SPF record found

HIGH

SPF helps prevent email spoofing

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

No email authentication configured

CRITICAL

Domain is vulnerable to email spoofing

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
DKIM Selectors Found
Selector:s1(1440-bit rsa)

🏆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 59 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:linux.org
Issuer:WE1
Valid Until:9/23/2025 (59 days)
SANs:linux.org, *.linux.org

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

75/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

Domain Delete Lock Not Enabled

LOW

Domain can be deleted without additional verification

No DMARC Record

MEDIUM

DMARC policy not configured

Domain Registration Details

Domain Age
31 years(mature)
Expiry Risk
none(2967 days)
Protection Level
basicDNSSEC OFF

DNS Records

A Records:172.67.73.26, 104.26.15.72, 104.26.14.72
AAAA Records:2606:4700:20::681a:f48, 2606:4700:20::ac43:491a, 2606:4700:20::681a:e48
Name Servers:
lia.ns.cloudflare.com
mark.ns.cloudflare.com
MX Records:
10: mx1.improvmx.com
20: mx2.improvmx.com
SOA:Serial: 2378720652, TTL: 1800s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:248ms

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 linux.org compare?

See how linux.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 uses Cloudflare for security and content delivery, including Turnstile CAPTCHA for bot mitigation. No CMS or additional frameworks were detected in the provided HTML. The site is currently inaccessible beyond the security challenge, preventing performance and SEO analysis. The technical stack appears minimal in the accessible content, focused on security verification. Hosting is via Cloudflare's network. There is an opportunity to improve technical transparency and accessibility to support better user experience and compliance.
Professional PDF & Marketing Data

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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

Domainlinux.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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