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Is which.co.uk a Scam? Security Check Results - Which?

which.co.uk Security Report Summary

which.co.uk received a security score of 73 out of 100 in Guard's comprehensive security analysis, classified as "Moderate Risk". This report covers Which?'s website security posture. Which? operates in the Other industry in United Kingdom.

Which? is a well-established UK non-profit consumer champion organization dedicated to providing expert product testing, reviews, and consumer advice to help individuals make informed purchasing decisions. The website reflects a strong market position as a trusted source for consumer rights, product comparisons, and services such as energy and mobile phone provider comparisons. The organization emphasizes transparency and consumer protection, supported by clear branding and comprehensive content. Technically, the website employs modern web technologies including React, Google Tag Manager, and OneTrust for consent management, ensuring a fast, accessible, and mobile-optimized user experience. Security posture is strong with HTTPS enforcement, security headers, and no visible vulnerabilities or exposed sensitive data. Privacy compliance is robust, with clear privacy and cookie policies and GDPR adherence. Overall, the website demonstrates high professionalism, trustworthiness, and business credibility, with minor gaps in explicit security policy and incident response disclosures. The WHOIS lookup failure is due to querying a subdomain as a domain and does not detract from the legitimacy of the organization or website.

The security scan identified 26 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: React (indicated by chunked JS and SPA style), Google Tag Manager, OneTrust Consent Management, Growthbook (feature flags/experimentation), Webpack or similar bundler (chunked JS/CSS), HTTPS with valid SSL.

About this security scan

Guard performs automated security assessments of websites by analyzing SSL/TLS certificates, HTTP security headers, DNS configuration, email authentication protocols (SPF, DKIM, DMARC), GDPR compliance indicators, NIS2 directive compliance, network exposure, and AI-powered business intelligence. Each report provides domain-specific findings, risk scores, and actionable recommendations.

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Is which.co.uk Safe? Security Analysis for Which?

https://which.co.uk

Check if which.co.uk is a scam or legitimate. Free security scan and reviews.

OtherUnited Kingdomlarge
React (indicated by chunked JS and SPA style)Google Tag ManagerOneTrust Consent ManagementGrowthbook (feature flags/experimentation)Webpack or similar bundler (chunked JS/CSS)+1 more
Analyzed 7/27/2025Completed 6:48:12 AM8mo ago
73
Security Score
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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

Which? is a well-established UK non-profit consumer champion organization dedicated to providing expert product testing, reviews, and consumer advice to help individuals make informed purchasing decisions. The website reflects a strong market position as a trusted source for consumer rights, product comparisons, and services such as energy and mobile phone provider comparisons. The organization emphasizes transparency and consumer protection, supported by clear branding and comprehensive content. Technically, the website employs modern web technologies including React, Google Tag Manager, and OneTrust for consent management, ensuring a fast, accessible, and mobile-optimized user experience. Security posture is strong with HTTPS enforcement, security headers, and no visible vulnerabilities or exposed sensitive data. Privacy compliance is robust, with clear privacy and cookie policies and GDPR adherence. Overall, the website demonstrates high professionalism, trustworthiness, and business credibility, with minor gaps in explicit security policy and incident response disclosures. The WHOIS lookup failure is due to querying a subdomain as a domain and does not detract from the legitimacy of the organization or website.

Detected Technologies

React (indicated by chunked JS and SPA style)Google Tag ManagerOneTrust Consent ManagementGrowthbook (feature flags/experimentation)Webpack or similar bundler (chunked JS/CSS)HTTPS with valid SSL

6 urgent findings need attention

6 high

Continuous monitoring

Keep which.co.uk 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

83/100

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

Which? operates as a non-profit consumer advocacy organization in the UK, focusing on product reviews, consumer rights, and service comparisons across multiple sectors including technology, energy, and home appliances. Their business model centers on providing unbiased expert advice and trusted services to UK consumers, supported by membership and subscription offerings. The organization maintains a strong digital presence with multiple partner domains for specialized services. Their competitive advantage lies in their trusted brand, comprehensive testing, and consumer protection ethos. The website's extensive content and tools indicate a mature digital strategy targeting UK consumers seeking reliable purchasing guidance and consumer rights information.

Extracted Contact Information

Marketing Intelligence Data

Security Posture Analysis

Comprehensive Security Assessment

The website exhibits a mature security posture with HTTPS enforced and multiple security headers implemented, including HSTS and CSP. Consent management is handled via OneTrust, indicating compliance with privacy regulations. No exposed credentials or vulnerable libraries were detected in the analyzed content. However, explicit security policies and incident response information are not publicly available, representing an area for improvement. The absence of a vulnerability disclosure program or security.txt file limits transparency for security researchers. Overall, the site is secure for users, with recommendations to enhance security communication and incident readiness.

Strategic Recommendations

Priority Actions for Security Improvement

1

Publish a dedicated security policy page detailing security practices and controls.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

Which?

Description:

Which? works for you reviewing products and services, so that you make the best purchase decisions for your needs.

Key Services:
Product reviewsConsumer rights adviceSwitching servicesTrusted tradersWills and power of attorneyEnergy provider comparisonsBuying advice
Content Quality:

excellent

Branding:

consistent

Technical Stack

Technologies:
React (indicated by chunked JS and SPA style)Google Tag ManagerOneTrust Consent ManagementGrowthbook (feature flags/experimentation)Webpack or similar bundler (chunked JS/CSS)HTTPS with valid SSL
Frameworks:
React
Performance:

fast

Mobile:

excellent

Accessibility:

good

SEO:

good

Security Assessment

Security Score:
90/100
Best Practices:
  • HTTPS enforced
  • Consent management for cookies
  • No exposed sensitive data in HTML
  • Secure forms with CSRF protections implied
  • No outdated or vulnerable libraries detected

Analytics & Tracking

Services:
Google Analytics
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Ad Networks:
Google Ad Manager
Tracking Pixels:
Google Analytics (via GTM)
Marketing Tools:
Growthbook
Transparency Level:good

Website Quality Assessment

Design Quality:excellent
User Experience:excellent
Content Relevance:excellent
Navigation Clarity:excellent
Professionalism:excellent
Trustworthiness:high

Key Observations

1

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

65/100
Score

Missing Content-Security-Policy header

HIGH

Controls resources the browser is allowed to load

Weak X-XSS-Protection configuration

LOW

Current value: "0"

Missing Permissions-Policy header

MEDIUM

Controls browser features and APIs

Sensitive data may be cached

LOW

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

83/100
Score

No Data Protection Officer mentioned

LOW

Large organizations may need to designate a DPO under GDPR

Privacy policy may not be GDPR compliant

MEDIUM

Privacy policy lacks explicit GDPR compliance elements

GDPR Compliance Analysis

Privacy Policy85% confidence
Cookie Policy85% confidence
Contact Information Found90% confidence
emailphone

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

17/100
Score

No information security framework found

HIGH

NIS2 requires documented cybersecurity and information security measures

No vulnerability disclosure policy

MEDIUM

NIS2 encourages coordinated vulnerability disclosure

No security policy documentation found

HIGH

NIS2 requires documented cybersecurity governance and risk management

No incident response procedures found

HIGH

NIS2 requires documented incident response and business continuity plans

No business continuity planning found

MEDIUM

NIS2 emphasizes operational resilience and business continuity

No security contact information

HIGH

NIS2 requires clear incident reporting channels

No vulnerability reporting mechanism

MEDIUM

Clear vulnerability reporting supports coordinated disclosure

No NIS2 reference found

LOW

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

80/100
Score

Complex SPF record

LOW

Too many include statements can cause lookup limits

No BIMI Record

LOW

BIMI displays brand logos in email clients

No MTA-STS Policy

MEDIUM

MTA-STS enforces TLS for email delivery

No TLS-RPT Record

LOW

TLS-RPT provides reporting for email TLS issues

SPF
Sender Policy Framework
DKIM
DomainKeys Identified Mail
DMARC
Domain-based Message Authentication
MX Records
Mail Exchange Records
BIMI
Brand Indicators
MTA-STS
Mail Transfer Agent Security
TLS-RPT
TLS Reporting
DNSSEC
DNS Security
SPF Details
Record:
v=spf1 ip4:94.236.83.186 ip4:31.221.13.100 ip4:80.6.91.150 ip4:20.90.195.58 ip4:51.143.240.107 include:_spf.google.com include:cust-spf.exacttarget.com include:amazonses.com include:eu._netblocks.mimecast.com include:_spf.salesforce.com ~all
DNS Lookups:5/10
Policy:~all
DKIM Selectors Found
Selector:google(1296-bit rsa)
Selector:s1(1440-bit rsa)
DMARC Details
Policy:quarantine
Aggregate Reports:2ac5faf1c2ce657@rep.dmarcanalyzer.com
Forensic Reports:2ac5faf1c2ce657@for.dmarcanalyzer.com

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

82/100
Score

Weak Protocols Supported

HIGH

Server supports weak protocols: TLSv1.1

Certificate Transparency Not Implemented

LOW

Certificate is not logged in Certificate Transparency logs

Partial SSL/TLS Assessment

LOW

Completed 3 of 4 security checks due to time constraints

Protocol Support

TLSv1.2TLSv1.3TLSv1.1

OCSP Status

OCSP Stapling Enabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

70/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

Domain Transfer Lock Not Enabled

MEDIUM

Domain can be transferred without authorization

Domain Delete Lock Not Enabled

LOW

Domain can be deleted without additional verification

Domain Registration Details

Domain Age
29 years(mature)
Expiry Risk
low(95 days)
Protection Level
none
Suspicious Indicators Detected
  • No domain protection locks enabled

DNS Records

A Records:52.208.164.49, 54.170.105.176, 34.251.194.47
Name Servers:
ns-1422.awsdns-49.orgDNS only
ns-177.awsdns-22.comDNS only
ns-1917.awsdns-47.co.ukDNS only
ns-523.awsdns-01.netDNS only
MX Records:
10: eu-smtp-inbound-1.mimecast.com
10: eu-smtp-inbound-2.mimecast.com
SOA:Serial: 1, TTL: 86400s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:62ms

SPF Analysis

SPF Record:
v=spf1 ip4:94.236.83.186 ip4:31.221.13.100 ip4:80.6.91.150 ip4:20.90.195.58 ip4:51.143.240.107 include:_spf.google.com include:cust-spf.exacttarget.com include:amazonses.com include:eu._netblocks.mimecast.com include:_spf.salesforce.com ~all

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

100/100
Score

Good Network Security Posture

LOW

No unnecessary services detected on common risky ports

How does which.co.uk compare?

See how which.co.uk 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

The website is built using modern front-end technologies, primarily React, with code splitting and chunking for performance optimization. It integrates Google Tag Manager for analytics and marketing, and OneTrust for cookie consent management, reflecting a mature approach to privacy and user experience. Hosting appears to leverage CDN services for fast content delivery. The site is mobile-optimized and accessible, with semantic HTML and ARIA attributes evident in navigation elements. SEO is supported by comprehensive meta tags and structured data in JSON-LD format, enhancing search engine visibility. No technical debt or outdated technologies were detected in the provided content.
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Marketing Intelligence

Contact emails, phone numbers & warm leads

49.90 €one-time • Incl. 21% VAT

Plan Comparison

FeaturePDF ReportMarketing+
Full security analysis
Professional PDF export
Email delivery
Lifetime access + unlock code
Contact emails & phones
Marketing outreach data

Already purchased?

Order summary

Domainwhich.co.uk
Access tierFull report or marketing add-on

Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.

VisaMastercardApple PayGoogle Pay

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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