Is common-lisp.net Safe? Security Analysis for Common-Lisp.Net maintainers
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Below Technology avg (72)
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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
Common-Lisp.net is a specialized community platform dedicated to supporting the Common Lisp programming language ecosystem. It provides essential services such as project hosting, mailing lists, documentation, and community resources aimed at both new and experienced Lisp programmers. The website has a long-standing presence since 2003, reflecting a stable niche position within the programming community. Technically, the site employs modern frontend technologies including Bootstrap 4, jQuery, and FontAwesome, delivering a good user experience with responsive design and clear navigation. However, it lacks advanced SEO and accessibility features and does not use a CMS. From a security perspective, the website benefits from domain registration best practices such as clientTransferProhibited status and a long registration period, indicating good domain management. However, it lacks DNSSEC, security headers, and explicit privacy or cookie policies, which are important for modern compliance and security standards. No vulnerability disclosure or incident response information is provided, which could be improved to enhance trust and security readiness. Overall, the website is trustworthy and serves its community well but has room for improvement in privacy compliance and security hardening. The absence of tracking and analytics services suggests a privacy-conscious approach. Strategic enhancements in security headers, DNSSEC, and policy disclosures would strengthen the site's security posture and compliance standing.
Detected Technologies
14 urgent findings need attention
14 high
- + 6 more findings in the full report below
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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
8 findings
15/100
GDPR Compliance
4 findings
35/100
NIS2 Compliance
9 findings
2/100
Email Security
3 findings
85/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Common-Lisp.net operates as a small, community-driven platform focused on the technology sector, specifically the Common Lisp programming language niche. Its business model centers on providing free, open source project hosting and community resources, supported by maintainers rather than commercial revenue streams. The platform targets developers and programmers interested in Lisp, offering mailing lists and documentation to foster collaboration and knowledge sharing. The long domain age and consistent branding indicate a stable presence. The absence of commercial advertising or analytics suggests a non-commercial, community-first approach. Partnerships appear limited to related Lisp community sites and services. Growth indicators include active news updates and migration to new hosting infrastructure. The platform's competitive advantage lies in its specialized focus and community trust.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a moderate security maturity level. Domain registration practices are sound, with clientTransferProhibited status and a long registration period. However, the lack of DNSSEC and absence of HTTP security headers such as Content Security Policy, HSTS, and X-Frame-Options represent gaps that could expose users to certain risks. No privacy or cookie policies are present, indicating compliance gaps with GDPR and related regulations. The site does not provide vulnerability disclosure or incident response information, limiting transparency and preparedness. No analytics or tracking scripts reduce privacy risks but also limit monitoring capabilities. Overall, the security posture is functional but would benefit from enhancements in DNS security, HTTP headers, and compliance documentation.
Strategic Recommendations
Priority Actions for Security Improvement
Enable DNSSEC on the domain to protect against DNS spoofing and improve overall DNS security.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Common-Lisp.Net maintainers
Common-Lisp.net is a community-driven website providing resources, project hosting, mailing lists, and documentation for the Common Lisp programming language. It serves as a gateway and development hub for Common Lisp programmers, both new and experienced.
good
consistent
Technical Stack
moderate
good
basic
basic
Security Assessment
- Domain status clientTransferProhibited to prevent unauthorized transfers
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is a community resource hub for Common Lisp programming language.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing Strict-Transport-Security header
HIGHForces HTTPS connections
Missing X-Frame-Options header
HIGHPrevents clickjacking attacks
Missing X-Content-Type-Options header
MEDIUMPrevents MIME type sniffing
Missing Content-Security-Policy header
HIGHControls resources the browser is allowed to load
Missing X-XSS-Protection header
MEDIUMLegacy XSS protection (deprecated but still recommended)
Missing Referrer-Policy header
LOWControls referrer information sent with requests
Missing Permissions-Policy header
MEDIUMControls browser features and APIs
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 Privacy Policy found
HIGHGDPR requires a clear and accessible privacy policy
No Cookie Policy found
HIGHGDPR requires clear information about cookie usage
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
Third-party services without privacy policy
HIGHDetected services: Cloudflare, Google APIs
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
Critical sector without clear security compliance
HIGHDetected 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
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 48 days
Weak SSL Key Length
HIGHSSL certificate uses 256-bit key, which is considered weak
Mixed Content Detected
MEDIUM14 resources loaded over insecure HTTP
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
Domain Delete Lock Not Enabled
LOWDomain can be deleted without additional verification
Domain Registration Details
DNS Records
DNSSEC Status
DNS Performance
SPF Analysis
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
Service Exposed: SSH
MEDIUMPort 22 (SSH) is publicly accessible - SSH - Secure but can be brute-forced
How does common-lisp.net compare?
common-lisp.net scores below average. Browse similar domains to see how competitors handle security.
🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings
Additional Findings
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Marketing Intelligence
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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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