Is diageo.com Safe? Security Analysis for Diageo
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Below Manufacturing avg (52)
GDPR-aligned
Data handling
EU
Hosting region
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Diageo is a global leader in premium spirits and beer, operating in nearly 180 countries with a portfolio of over 200 brands. The website reflects a mature digital presence with comprehensive content targeting investors, consumers, and job seekers. The technical infrastructure leverages modern JavaScript frameworks and is hosted behind Cloudflare, indicating a robust platform. However, a critical security issue is the absence of a valid SSL certificate and HTTPS support, which severely impacts the security posture. The site employs extensive analytics and marketing tools with consent mechanisms, but lacks explicit privacy and terms of service pages in the provided content. Overall, the business credibility and content quality are high, but security improvements are urgently needed.
Detected Technologies
11 urgent findings need attention
3 critical · 8 high
- + 3 more findings in the full report below
Keep diageo.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
2 findings
90/100
GDPR Compliance
6 findings
0/100
NIS2 Compliance
8 findings
5/100
Email Security
1 finding
50/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Diageo's market position as a premium spirits manufacturer is well represented with detailed sections on brands, ESG initiatives, investor relations, and careers. The business model focuses on brand building, innovation, and sustainability. The presence of multiple regional subsidiaries and partner domains indicates a global operational footprint. The website content is professionally curated with strong branding consistency and trust signals such as investor reports and responsible drinking programs.
Security Posture Analysis
Comprehensive Security Assessment
The website implements several security headers and a strict DMARC policy, indicating good email security practices. However, the lack of a valid SSL certificate and disabled TLS protocols represent critical vulnerabilities that expose users to risks such as data interception and man-in-the-middle attacks. The content security policy is comprehensive, but the overall SSL/TLS configuration is inadequate. No incident response or security policy pages were found, limiting transparency on security governance.
Strategic Recommendations
Priority Actions for Security Improvement
Immediately obtain and deploy a valid SSL/TLS certificate to enable HTTPS across the site.
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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=15552000; includeSubDomains; preload"
Sensitive data may be cached
Cache-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
GDPR requires a clear and accessible privacy policy
No Cookie Policy found
GDPR requires clear information about cookie usage
No Cookie Consent Banner found
GDPR requires explicit consent for non-essential cookies
Insufficient contact information
GDPR requires organizations to provide clear contact details
Third-party services without privacy policy
Detected services: Google Analytics, Facebook, Twitter, LinkedIn, YouTube, Cloudflare, Google APIs
No HTTPS encryption
GDPR requires appropriate security measures for personal data
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No HTTPS encryption
NIS2 requires appropriate technical measures including encryption
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 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
Email Security Check Incomplete
Some email security checks timed out
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
No HTTPS Encryption
Website does not use HTTPS encryption, making all data transmission vulnerable to interception
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
DNS Records
DNSSEC Status
⚡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 diageo.com compare?
diageo.com 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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