Is tesco.com Safe? Security Analysis for Tesco PLC
https://tesco.comCheck if tesco.com is a scam or legitimate. Free security scan and reviews.
Above Retail avg (56)
10,000+
Domains scanned
500+
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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
Tesco PLC operates a large-scale retail and e-commerce platform primarily focused on groceries, clothing, recipes, banking, and mobile services. The website serves a broad consumer base in the United Kingdom and selected European countries, positioning itself as a leading supermarket and retail brand with a history dating back to 1919. The site features comprehensive content, clear navigation, and consistent branding, reflecting a mature and professional digital presence. Technically, the site employs modern web technologies including micro frontends, React-based components, and advanced monitoring tools such as New Relic and Google Tag Manager, ensuring robust performance and user experience. Security posture is strong with HTTPS enforcement and cookie consent mechanisms, although explicit security headers and vulnerability disclosure policies are not evident. The absence of WHOIS data is unusual but does not detract from the site's legitimacy given the strong brand presence and structured data. Overall, Tesco.com demonstrates a high level of digital maturity and business credibility.
Detected Technologies
5 urgent findings need attention
1 critical · 4 high
Keep tesco.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
1 finding
0/100
GDPR Compliance
1 finding
88/100
NIS2 Compliance
8 findings
17/100
Email Security
4 findings
80/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Tesco maintains a dominant market position in retail and grocery sectors, leveraging a multi-channel business model that integrates physical stores with a sophisticated online platform. The company targets general consumers seeking convenience and value, offering a wide range of products and services including groceries, clothing, banking, and mobile connectivity. Strategic partnerships with Tesco Bank and Tesco Mobile are evident, enhancing service offerings. The website's content and marketing emphasize seasonal promotions, special offers, and community engagement, indicating active customer engagement and growth orientation. The use of advanced analytics and consent management reflects compliance with privacy regulations and a focus on data-driven marketing. Tesco's enterprise scale and long history support its competitive advantage and market trust.
Security Posture Analysis
Comprehensive Security Assessment
The website enforces HTTPS and employs a consent management platform to comply with privacy regulations, indicating a baseline security maturity. Use of New Relic monitoring and other analytics tools suggests active performance and error monitoring. However, the absence of explicit security headers such as Content-Security-Policy and lack of published security policies or incident response contacts indicate areas for improvement. No visible vulnerabilities or exposed sensitive data were detected in the HTML content. The missing WHOIS data is a minor concern but likely due to registry policies rather than malicious intent. Overall, Tesco.com maintains a solid security posture appropriate for a large retail enterprise but could enhance transparency and technical controls.
Strategic Recommendations
Priority Actions for Security Improvement
Implement and publish explicit security headers including Content-Security-Policy and X-Frame-Options to enhance protection against common web attacks.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Tesco PLC
Welcome to Tesco online. Discover great value groceries, plus clothing, recipes, bank, and mobile services. Browse on Tesco.com now!
excellent
consistent
Technical Stack
fast
excellent
good
good
Security Assessment
- HTTPS enforced
- Consent banner for cookies
- 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
👤GDPR Compliance
Privacy and data protection assessment under GDPR regulations.
GDPR Compliance
Privacy and data protection assessment
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
Complex SPF record
LOWToo many include statements can cause lookup limits
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
Unable to retrieve SSL certificate
CRITICALCould not establish secure connection to retrieve certificate information
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 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
LOWNo unnecessary services detected on common risky ports
How does tesco.com compare?
See how tesco.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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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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