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Security report for siteground.co.uk

SiteGround · Technology · United Kingdom

Medium risk. 2 critical or high findings in Security headers and SSL/TLS.

Security score

75/100

Risk levelMedium

0–100, higher is better. How it is calculated

SiteGround is a well-established web hosting provider serving over 3 million domains globally, with a dedicated UK presence via www.siteground.co.uk. The company offers ultrafast hosting services with a focus on security, speed, and expert 24/7 support. Their market position is strong in the technology sector, targeting website owners, developers, and businesses seeking reliable hosting solutions. The website demonstrates a high level of professionalism, with excellent content quality and clear navigation. Technically, the site uses modern JavaScript libraries, integrates Cookiebot for cookie consent management, and Google Tag Manager for analytics. The hosting infrastructure is robust, likely self-hosted by SiteGround, with good mobile optimization and SEO practices. The presence of multiple trusted third-party services such as Stripe for payments and CrazyEgg for analytics indicates a mature digital ecosystem. From a security perspective, HTTPS is enforced, and cookie consent mechanisms are comprehensive, supporting GDPR compliance. However, explicit security headers are not evident in the HTML content, and no published security or incident response policies were found. The WHOIS data for the domain www.siteground.co.uk is unavailable due to Nominet UK registration rules, but the website's legitimacy is supported by consistent branding and business information. Overall, the website presents a low-risk profile with strong business credibility and privacy compliance. Strategic recommendations include enhancing security headers, publishing security policies, and implementing vulnerability disclosure mechanisms to further strengthen trust and security posture.

Scanned

This is an earlier scan of siteground.co.uk. View the latest report

NIS2 and GDPR posture

GDPR outside view
83/ 100 · Low
Checks completed
7of 7

NIS2 Art. 21(2)

  1. (a) Risk analysis and security policies: Not visible from outside
  2. (b) Incident handling: One indicator
  3. (c) Business continuity, backups and crisis management: Not visible from outside
  4. (d) Supply chain security: Not visible from outside
  5. (e) Secure acquisition, development and maintenance, including vulnerability handling: Partly checked
  6. (f) Assessing the effectiveness of security measures: Not visible from outside
  7. (g) Cyber hygiene and security training: Not visible from outside
  8. (h) Cryptography and encryption: Partly checked
  9. (i) HR security, access control and asset management: One indicator
  10. (j) Multi-factor authentication and secured communications: Not visible from outside

This scan rated NIS2 with an earlier keyword method that is no longer shown; rescan for the per-article view. Risk management, continuity, supply chain, training, MFA, management oversight (Art. 20) and incident reporting (Art. 23) need internal evidence, and Guard cannot tell whether NIS2 applies to this organisation.

GDPR is indicative only, based on publicly visible signals: Articles 7, 12, 13 and 32 of Regulation (EU) 2016/679 and Article 5(3) of the ePrivacy Directive. Not a certification or legal assessment.

Priority findings

2 findings rated critical or high. Fix these first.

  1. Security headers

    Security headers are instructions your web server sends to every visitor’s browser. Missing ones leave visitors more exposed to attacks such as clickjacking and injected scripts.

    • High

      Missing Content-Security-Policy header

      Controls resources the browser is allowed to load

      What to do: Implement a Content-Security-Policy appropriate for your application

      • ASVS V3.4.3
      • OWASP Secure Headers: OWASP Secure Headers Project recommends Content-Security-Policy: default-src 'self'; form-action 'self'; base-uri 'self'; object-src 'none';…
  2. SSL/TLS

    TLS encrypts the connection and proves the site is really yours. Weak or expiring certificates trigger browser warnings and put traffic at risk.

    • High

      Weak Protocols Supported

      Server supports weak protocols: TLSv1.1

      What to do: Disable TLS 1.0, TLS 1.1, and all SSL versions

      • CWE-327
      • OWASP A04:2025
      • ASVS V12.1.1

Need hands-on remediation? Email guard@offseq.com

Keep watching siteground.co.uk

This scan found 22 issues across 6 checks. Monitoring re-runs those checks daily, emails you when something material changes and records each fix, so you can show progress.

Daily monitoring

Recommended

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  • TLS certificates and expiry
  • DNS records
  • SPF, DKIM and DMARC
  • Security headers
  • GDPR and NIS2 posture
  • Exposed services
  • Third-party trackers
  • Security score drift

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Results by check

Each check with its score, findings and the evidence it collected.

How this score is calculated

The security score runs 0–100, higher is better. It is the plain average of the security checks that completed in this scan, each counted equally. A check that could not run is left out: it counts neither as a pass nor as a fail.

Counted in this score

SSL/TLS
62
Security headers
65
Email security
75
DNS health
65
Network security
100
GDPR outside view
83
Average
75

Not counted

  • NIS2 outside view: Re-weights evidence from the TLS, email, DNS, network and hygiene checks, so counting it would count that evidence twice. Shown on its own.
  • OffSeq Observations: An AI reading of the site, useful context but not reproducible evidence. Shown on its own.

Findings that cap the score at 49

Each of these is serious on its own, so while any is present the site cannot rate better than high risk, however good the other checks are.

  • The certificate is not trusted by browsers
  • The website is not served over HTTPS
  • A database, remote desktop, file-sharing or Telnet service is reachable from the internet
  • The page loads a script from a compromised source
  • The domain registration has expired
  • SPF authorises every server to send mail as the domain

Partial scans

When the site blocks Guard or most checks cannot run, the score covers only the checks that ran (usually DNS and email), is capped at 75 and is shown as partial, without a risk level.

Risk levels

  • Critical0–25
  • High26–49
  • Medium50–75
  • Low76–100

Breach exposure

Leaked credentials and lookalike domains from OffSeq Breach. The counts are free; the detailed lists are paid add-ons.

Dark web exposure

Add-on

Leaked records that mention siteground.co.uk, from OffSeq Breach.

Total records
2,106
Employees
0
Customers
2,106
Third parties
0
Weak passwords
7%

5 subdomains affected

See the 10 newest leaked credentials

A one-off add-on to this report that lists the most recent identifier and password pairs OffSeq Breach holds for siteground.co.uk.

Select it in the checkout above.

Breach keeps ingesting new leaks, so these numbers can grow between scans.

Technical appendix

Business context, site observations and technical notes gathered during the scan, and the standards behind each reference.

Business context

Business profile

SiteGround operates as a large technology company specializing in web hosting services. Their business model revolves around providing hosting infrastructure, domain services, and security support to a broad customer base including individuals, SMEs, and developers. The company leverages partnerships with payment processors like Stripe and analytics providers such as CrazyEgg to enhance service offerings. Growth indicators include a large domain portfolio and extensive geographic targeting via multiple localized domains. The partnership ecosystem is robust, involving marketing and retargeting services like AdRoll and social media platforms. SiteGround's operations reflect a mature, scalable hosting business with a focus on customer support and compliance.

Security posture

The security maturity of the SiteGround UK website is moderate to high. HTTPS is properly implemented, and cookie consent is managed via Cookiebot with granular user controls, indicating good privacy practices. However, the absence of explicit security headers such as Content Security Policy (CSP), HTTP Strict Transport Security (HSTS), and X-Frame-Options suggests room for improvement. No vulnerabilities or exposed sensitive data were detected in the HTML content. The lack of published security policies or incident response contacts limits transparency. Compliance with GDPR is evident through cookie consent and privacy policy disclosures. Overall, the security posture is solid but could be enhanced by adopting additional security best practices and transparency measures.

Recommendations

  1. Implement and enforce security headers including CSP, HSTS, and X-Frame-Options to mitigate common web vulnerabilities.
  2. Publish a dedicated security policy and incident response contact information to improve transparency and trust.
  3. Establish a vulnerability disclosure program and provide a security.txt file to facilitate responsible reporting.
  4. Regularly audit third-party scripts and libraries to ensure no vulnerable components are included.
  5. Enhance monitoring and logging capabilities to detect and respond to security incidents promptly.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
SiteGround
Description
Web hosting services helping 3,000,000+ domains thrive online with ultrafast speed, unmatched security, and 24/7 fast and expert support! Get started now!
Key services
Web hosting, Domain services, Security and support
Content quality
excellent
Branding
consistent

Technology

Stack
JavaScript, YouTube iframe API, Cookiebot, Google Tag Manager, Cloudflare (implied by cookiebot and CDN usage)
Performance
fast
Mobile
excellent
Accessibility
good
SEO
good

Security

Observed score
85/100
Good practices seen
  • HTTPS enforced
  • Cookie consent banner with granular controls
  • No exposed sensitive data in HTML

Analytics and tracking

Services
Google Analytics, CrazyEgg
Tracking level
moderate
Privacy practices
good

Advertising

Ad networks
AdRoll
Tracking pixels
CrazyEgg, AdRoll
Marketing tools
Cookiebot, Typeform
Transparency
good

Site quality

Design
excellent
User experience
excellent
Content relevance
excellent
Navigation
excellent
Professionalism
excellent
Trustworthiness
high

Key observations

  1. Website is fully accessible with rich content and professional design.
  2. Strong privacy and cookie compliance with Cookiebot integration.
  3. Multiple external trusted domains linked for analytics, payment, and marketing.
  4. No security headers explicitly detected in HTML but HTTPS is enforced.
  5. WHOIS data unavailable due to domain registration rules, but website legitimacy is high.
  6. No adult or questionable content detected.
  7. Contact phone number and chat support URL clearly provided.
  8. Use of modern JavaScript libraries and Google Tag Manager for analytics.
Technical notes

Notes

The website is built using modern web technologies including JavaScript, YouTube iframe API, and Cookiebot for consent management. Google Tag Manager is used for analytics and marketing tag deployment. The CMS is likely WordPress, inferred from cookies and references to Elementor and WordPress-specific cookies. Hosting is provided by SiteGround itself, ensuring control over infrastructure. Performance is optimized with CDN usage and asynchronous script loading. The site is mobile responsive with good accessibility features. SEO is supported by comprehensive meta tags and Open Graph data. Technical risks are minimal, but the absence of explicit security headers and detailed security documentation represents a technical debt area to address.
Standards and sources

Reference chips under each finding point to the standard, regulation or specification the finding relates to. They are taken from the official datasets below and mapped conservatively: a finding with no defensible link shows none. NIS2 and GDPR references mark where a finding is relevant evidence, not a compliance verdict. Implementing Regulation (EU) 2024/2690 binds digital infrastructure and digital service providers; for other entities it is the most detailed public reading of the Article 21 measures. WCAG, EN 301 549, European Accessibility Act and Web Accessibility Directive references name the requirement an automated accessibility rule relates to; they are not a conformance verdict.

Retrieved 2026-10-25

Earlier scans of this domain

  1. 78/100Low28 findingsView report
  2. 75/100Medium5 findings · partial scanView report
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