Is duplexcsa.com Safe? Security Analysis for Duplex CSA Ltd
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Data handling
EU
Hosting region
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Duplex CSA Ltd is a UK-based company specializing in the supply of RF connectors, interconnect solutions, shielding products, cable assemblies, and fibre optic products. With over 25 years of industry experience, the company serves a global market primarily in telecommunications, electronics, cable/satellite, and wireless systems sectors. Their business model focuses on B2B supply and custom manufacturing services including component design, tool design, and prototyping. The website reflects a professional and established market position with clear product and service offerings. Technically, the website employs modern web technologies such as jQuery, Google Analytics, Google reCAPTCHA, and Typekit fonts. The site is mobile-optimized with good SEO practices and moderate performance. Security measures include HTTPS enforcement and reCAPTCHA on forms, though some security headers are missing. Privacy and cookie policies are present and GDPR compliant, but lack explicit consent mechanisms. The security posture is solid but could be improved by adding security headers and incident response information. No vulnerabilities or exposed sensitive data were detected. The absence of WHOIS data for the domain is a concern for domain legitimacy and registration transparency, though the professional website and business information mitigate some risk. Overall, Duplex CSA Ltd presents a credible and professional online presence with room for improvement in security and privacy compliance. Strategic recommendations include enhancing security headers, implementing cookie consent, and verifying domain registration details to strengthen trust and compliance.
Detected Technologies
8 urgent findings need attention
8 high
Keep duplexcsa.com 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
4 findings
65/100
GDPR Compliance
2 findings
80/100
NIS2 Compliance
8 findings
17/100
Email Security
4 findings
75/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Duplex CSA Ltd operates in a niche telecommunications and electronics market, providing specialized RF connectors and related products. Their competitive advantage lies in a broad product portfolio, custom manufacturing capabilities, and long-standing industry experience. The company targets electronics manufacturers, telecommunications providers, and wireless system integrators globally. Revenue streams likely include product sales, custom design services, and prototyping. The website indicates a mature partnership ecosystem with certifications such as ISO 9001 and RoHS compliance, enhancing market credibility. Growth indicators include a comprehensive product range and service offerings. The company maintains active social media presence on Facebook, Twitter, and LinkedIn, supporting marketing and customer engagement efforts.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (2)
Company Registration
DUPLEX CSA Ltd
GB 945 677 082
3132927
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a moderate security maturity level with HTTPS enforced and Google reCAPTCHA protecting the contact form. However, the absence of key security headers such as Content-Security-Policy and X-Frame-Options reduces defense-in-depth. No explicit security or incident response policies are published, which may impact compliance and readiness. Privacy policies are present and GDPR compliant, but lack a cookie consent mechanism, which is a compliance gap. No vulnerabilities or sensitive data exposures were found in the HTML content. Overall, the security posture is adequate for a small business but could be enhanced by implementing recommended headers, publishing security policies, and improving privacy consent mechanisms.
Strategic Recommendations
Priority Actions for Security Improvement
Implement security headers including Content-Security-Policy, X-Content-Type-Options, and X-Frame-Options to enhance protection against common web attacks.
✨Observations
Comprehensive website and business-context analysis.
AI-Enhanced Website Analysis
Business Insights
Duplex CSA Ltd
Duplex CSA is a global supplier of industry standard and custom made RF connectors, interconnect solutions, shielding products, cable assemblies and fibre optic products.
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enforced
- Google reCAPTCHA v3 implemented on contact form
- No exposed sensitive data in HTML
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with rich content and navigation
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Weak Strict-Transport-Security configuration
Current value: "max-age=16070400; includeSubDomains"
Missing Content-Security-Policy header
Controls resources the browser is allowed to load
Missing Referrer-Policy header
Controls referrer information sent with requests
Missing Permissions-Policy header
Controls browser features and APIs
👤GDPR Compliance
Privacy and data protection assessment under GDPR regulations.
GDPR Compliance
Privacy and data protection assessment
No Cookie Consent Banner found
GDPR requires explicit consent for non-essential cookies
No Data Protection Officer mentioned
Large organizations may need to designate a DPO under GDPR
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No information security framework found
NIS2 requires documented cybersecurity and information security measures
No vulnerability disclosure policy
NIS2 encourages coordinated vulnerability disclosure
No security policy documentation found
NIS2 requires documented cybersecurity governance and risk management
No incident response procedures found
NIS2 requires documented incident response and business continuity plans
No business continuity planning found
NIS2 emphasizes operational resilience and business continuity
No security contact information
NIS2 requires clear incident reporting channels
No vulnerability reporting mechanism
Clear vulnerability reporting supports coordinated disclosure
No NIS2 reference found
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
DMARC not enforcing
DMARC policy is set to "none"
No BIMI Record
BIMI displays brand logos in email clients
No MTA-STS Policy
MTA-STS enforces TLS for email delivery
No TLS-RPT Record
TLS-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
Server supports weak protocols: TLSv1.1
OCSP Stapling Not Enabled
OCSP stapling improves performance and privacy
Certificate Transparency Not Implemented
Certificate is not logged in Certificate Transparency logs
SSL Certificate Expires Within 90 Days
SSL certificate expires in 69 days
Weak SSL Key Length
SSL certificate uses 256-bit key, which is considered weak
Short HSTS Max-Age
HSTS max-age is less than 1 year
Mixed Content Detected
41 resources loaded over insecure HTTP
Protocol Support
OCSP Status
📊DNS Health
DNS configuration and security assessment.
DNS Health
DNS configuration and security assessment
DNSSEC Not Enabled
DNSSEC is not configured for this domain
CAA Records Not Configured
Certificate Authority Authorization (CAA) records not found
Domain Delete Lock Not Enabled
Domain can be deleted without additional verification
DMARC Policy Set to None
DMARC is configured but not enforcing any policy
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
Good Network Security Posture
No unnecessary services detected on common risky ports
How does duplexcsa.com 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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