Is notashelf.dev Safe? Security Analysis for NotAShelf
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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
NotAShelf is a personal technical blog and project showcase primarily focused on Linux, Nix, NixOS, and system administration topics. The site targets technology enthusiasts and professionals interested in these areas, offering blog posts and links to open source projects. The website is built using modern static site generation technology (Astro) and employs privacy-conscious analytics (Plausible). The design is professional, mobile-optimized, and provides a good user experience with clear navigation. Security posture is solid with HTTPS enforced, but lacks some security headers and formal incident response or security policies. Privacy compliance is partial, with a privacy policy present but no cookie consent mechanism or terms of service. Overall, the site is trustworthy and safe for general audiences.
Detected Technologies
9 urgent findings need attention
9 high
- + 1 more findings in the full report below
Keep notashelf.dev 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
65/100
GDPR Compliance
4 findings
53/100
NIS2 Compliance
8 findings
17/100
Email Security
5 findings
70/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The website operates as a personal blog and open source project hub, positioning itself in a niche technical community focused on Nix and Linux technologies. It leverages GitHub for project hosting and participates in the Nix webring, indicating community engagement. The business model is non-commercial, centered on knowledge sharing and community contribution. There are no indications of revenue streams or partnerships beyond open source collaboration. The target audience is technical users and enthusiasts. The site maintains consistent branding and content quality, supporting a credible personal brand.
Security Posture Analysis
Comprehensive Security Assessment
The site demonstrates a moderate to good security maturity level with HTTPS enabled and no visible sensitive data exposure. However, it lacks important security headers such as Content-Security-Policy and X-Frame-Options, which could improve protection against common web attacks. There are no forms or input fields, reducing attack surface. No vulnerability disclosure or incident response information is provided, which limits transparency and readiness for security incidents. Privacy compliance is partial, with a privacy policy but no cookie consent mechanism. Overall, the security posture is adequate for a personal blog but could be improved with additional headers and policies.
Strategic Recommendations
Priority Actions for Security Improvement
Implement standard security headers including Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options to enhance protection.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
NotAShelf
Personal website and blog of NotAShelf sharing projects, ideas, thoughts and notes mainly on Linux, Nix, NixOS, System Administration, and other topics like history, philosophy, and mathematics.
good
consistent
Technical Stack
fast
good
good
good
Security Assessment
- HTTPS enforced
- No visible sensitive data exposure
- No forms detected to collect user input
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is a personal technical blog with active open source projects.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Weak X-Frame-Options configuration
LOWCurrent value: "DENY, DENY"
Weak X-Content-Type-Options configuration
LOWCurrent value: "nosniff, nosniff"
Missing Content-Security-Policy header
HIGHControls resources the browser is allowed to load
Weak Referrer-Policy configuration
LOWCurrent value: "strict-origin-when-cross-origin, strict-origin-when-cross-origin"
Sensitive data may be cached
LOWCache-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
No Cookie Policy found
HIGHGDPR requires clear information about cookie usage
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
No Data Protection Officer mentioned
LOWLarge organizations may need to designate a DPO under GDPR
Privacy policy may not be GDPR compliant
MEDIUMPrivacy policy lacks explicit GDPR compliance elements
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No information security framework found
HIGHNIS2 requires documented cybersecurity and information security measures
No vulnerability disclosure policy
MEDIUMNIS2 encourages coordinated vulnerability disclosure
No security policy documentation found
HIGHNIS2 requires documented cybersecurity governance and risk management
No incident response procedures found
HIGHNIS2 requires documented incident response and business continuity plans
No business continuity planning found
MEDIUMNIS2 emphasizes operational resilience and business continuity
No security contact information
HIGHNIS2 requires clear incident reporting channels
No vulnerability reporting mechanism
MEDIUMClear vulnerability reporting supports coordinated disclosure
No NIS2 reference found
LOWConsider 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
DMARC not enforcing
MEDIUMDMARC policy is set to "none"
No DMARC reporting
LOWDMARC aggregate reports not configured
No BIMI Record
LOWBIMI displays brand logos in email clients
No MTA-STS Policy
MEDIUMMTA-STS enforces TLS for email delivery
No TLS-RPT Record
LOWTLS-RPT provides reporting for email TLS issues
SPF Details
DKIM Selectors Found
DMARC Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
Weak Protocols Supported
HIGHServer supports weak protocols: TLSv1.1
OCSP Stapling Not Enabled
LOWOCSP stapling improves performance and privacy
Certificate Transparency Not Implemented
LOWCertificate is not logged in Certificate Transparency logs
SSL Certificate Expires Within 90 Days
MEDIUMSSL certificate expires in 40 days
Weak SSL Key Length
HIGHSSL certificate uses 384-bit key, which is considered weak
Partial SSL/TLS Assessment
LOWCompleted 3 of 4 security checks due to time constraints
Protocol Support
OCSP Status
📊DNS Health
DNS configuration and security assessment.
DNS Health
DNS configuration and security assessment
DNSSEC Not Enabled
MEDIUMDNSSEC is not configured for this domain
CAA Records Not Configured
LOWCertificate Authority Authorization (CAA) records not found
DMARC Policy Set to None
LOWDMARC is configured but not enforcing any policy
DNS Records
DNSSEC Status
DNS Performance
SPF Analysis
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
Good Network Security Posture
LOWNo unnecessary services detected on common risky ports
How does notashelf.dev compare?
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🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings
Additional Findings
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Marketing Intelligence
Contact emails, phone numbers & warm leads
Plan Comparison
| Feature | PDF Report | Marketing+ |
|---|---|---|
| Full security analysis | ||
| Professional PDF export | ||
| Email delivery | ||
| Lifetime access + unlock code | ||
| Contact emails & phones | — | |
| Marketing outreach data | — |
Already purchased?
Order summary
Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.
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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