Is plextek.com Safe? Security Analysis for Plextek
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Below Technology avg (72)
GDPR-aligned
Data handling
EU
Hosting region
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Plextek is a UK-based engineering and consulting company specializing in advanced technology solutions, particularly in radar, communications, and data systems. With over 35 years of experience, they serve government and industry sectors, offering a broad range of services including software and electronics engineering, AI and data science, and production manufacturing. The website reflects a mature and professional digital presence with comprehensive service descriptions and a clear market focus. Technically, the site is built on WordPress with modern frameworks and includes multiple analytics and marketing tools, indicating a digitally mature infrastructure. Security posture is generally good with HTTPS and cookie consent implemented, but lacks some advanced security headers and explicit privacy policies. Overall, the site is trustworthy and professional, though the absence of WHOIS data and explicit privacy documentation suggests areas for improvement in transparency and compliance.
Detected Technologies
7 urgent findings need attention
7 high
Keep plextek.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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OffSeq Observations
No critical findings yet
81/100
Email Security
6 findings
55/100
SSL/TLS Security
5 findings
47/100
DNS Health
4 findings
75/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Plextek positions itself as a specialized engineering consultancy with a strong foothold in defense, satellite, security, industrial, and health technology sectors. Their business model revolves around bespoke technology solutions and consulting services, targeting government and industry clients. The company leverages a strong brand presence and detailed service offerings to maintain competitive advantage. The use of multiple marketing and analytics platforms suggests active engagement in digital marketing and lead generation. The lack of visible contact details on the website may indicate a preference for controlled client engagement channels. No direct partnerships or subsidiaries were identified from the website content.
Security Posture Analysis
Comprehensive Security Assessment
The website employs HTTPS and a cookie consent mechanism, indicating baseline security and privacy awareness. However, the absence of key security headers such as Content-Security-Policy and X-Frame-Options reduces protection against common web attacks. No explicit security policy or incident response contacts are published, which could hinder rapid response to security incidents. The site does not expose sensitive data or show signs of vulnerable libraries. Overall, the security posture is moderate but could be enhanced by implementing recommended headers, publishing security policies, and providing clear incident response contacts.
Strategic Recommendations
Priority Actions for Security Improvement
Publish a comprehensive privacy policy and terms of service to improve privacy compliance and user trust.
✨Observations
Comprehensive website and business-context analysis.
AI-Enhanced Website Analysis
Business Insights
Plextek
Plextex is an engineering and consulting company, with over 35 years of experience working with governments and industry in radar, comms and data systems. Based in Cambridge, UK.
excellent
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enforced
- Cookie consent banner implemented
- No exposed sensitive data in HTML
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is professionally designed with clear navigation and comprehensive content.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing Strict-Transport-Security header
Forces HTTPS connections
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
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 DMARC reporting
DMARC aggregate reports not configured
No DKIM record found
DKIM adds cryptographic signatures to emails
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
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 Soon
SSL certificate expires in 25 days
HSTS Not Enabled
HTTP Strict Transport Security (HSTS) is not configured
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 plextek.com compare?
See how plextek.com 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
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