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Security report for cainiaoplay.com

Chengdu West Dimension Digital Technology Co., Ltd. · Education · China

High risk. 8 critical or high findings in Email security, Security headers and 2 other checks.

Security score

49/100

Risk levelHigh

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

The website cainiaoplay.com operates as a Chinese-language IT tutorial platform, providing a broad range of programming and technology educational content. It is owned by Chengdu West Dimension Digital Technology Co., Ltd., a company registered in China. The platform targets Chinese-speaking developers globally and offers tutorials on popular programming languages and frameworks, positioning itself as a helpful resource for programmers. The business model centers on content publishing and educational services, with a medium-sized market presence and consistent branding. Technically, the website employs standard web technologies including HTML5, CSS3, JavaScript, jQuery, and Bootstrap for responsive design. It uses Baidu Analytics for user tracking and is hosted likely on Huawei Cloud infrastructure. The site is moderately optimized for performance and mobile devices, with good SEO practices but basic accessibility features. No CMS or advanced frameworks were detected. From a security perspective, the site uses HTTPS but lacks visible security headers and formal security policies. There are no privacy or cookie policies, nor incident response or vulnerability disclosure information, indicating compliance gaps. The WHOIS data is transparent and consistent with the business, but DNSSEC is not enabled. No WAF or blocking mechanisms were detected, and no adult or questionable content is present, making the site safe for general audiences. Overall, the site demonstrates a solid business and technical foundation but requires improvements in privacy compliance, security headers, and formal policies to enhance trust and security posture. The domain is new but legitimate, and the content quality and professionalism are good.

Scanned

NIS2 and GDPR posture

GDPR outside view
50/ 100 · Medium
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

8 findings rated critical or high. Fix these first.

  1. Email security

    SPF, DKIM and DMARC stop others sending email that looks like it comes from your domain, a common route to phishing and invoice fraud.

    • Critical

      No email authentication configured

      Domain is vulnerable to email spoofing

      What to do: Implement SPF, DKIM, and DMARC immediately

  2. 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 X-Frame-Options header

      Prevents clickjacking attacks

      What to do: Add "X-Frame-Options: DENY" or "X-Frame-Options: SAMEORIGIN"

    • 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';…

  3. GDPR outside view

    These are the privacy signals visitors and data protection authorities look for under GDPR.

    • High

      No Privacy Policy found

      GDPR requires a clear and accessible privacy policy

      What to do: Add a comprehensive privacy policy page and link to it prominently

    • High

      No Cookie Policy found

      GDPR requires clear information about cookie usage

      What to do: Add a dedicated cookie policy explaining cookie usage and purposes

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

Keep watching cainiaoplay.com

This scan found 27 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

€25per month

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

Email alerts on material changes and an exportable JSON history of every change.

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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
30
Email security
40
DNS health
70
Network security
40
GDPR outside view
50
Average
49

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

Technical appendix

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

Business context

Business profile

Cainiaoplay.com is positioned as a significant player in the Chinese IT education sector, offering comprehensive tutorials and technical articles. Its competitive advantage lies in the breadth of content covering front-end, back-end, mobile, database, and server operations. The business model relies on content dissemination, likely monetized through advertising or partnerships. The target customers are Chinese-speaking developers and learners worldwide. The presence of multiple related domains suggests a broader brand ecosystem. Growth indicators include recent domain registration and active content updates. Partnerships with related tutorial sites strengthen its market presence.

Security posture

The website's security maturity is moderate. HTTPS is implemented, but the absence of security headers such as CSP, HSTS, and X-Frame-Options reduces protection against common web attacks. No privacy or cookie policies are present, which is a compliance concern under GDPR and similar regulations. The lack of incident response contacts or vulnerability disclosure mechanisms limits the site's readiness to handle security incidents. No exposed sensitive data or vulnerable libraries were detected in the provided content. Overall, the security posture requires enhancements to meet best practices and regulatory requirements.

Recommendations

  1. Implement comprehensive privacy and cookie policies with clear GDPR compliance statements.
  2. Add security headers including Content-Security-Policy, Strict-Transport-Security, X-Frame-Options, and X-Content-Type-Options.
  3. Enable DNSSEC for the domain to improve DNS security.
  4. Establish and publish an incident response policy and provide security contact information.
  5. Introduce a vulnerability disclosure policy or security.txt file to encourage responsible reporting.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Chengdu West Dimension Digital Technology Co., Ltd.
Description
菜鸟教程(cainiaoplay.com)是面向全球中文开发者的基础教程分享平台，是国内较大的优秀编程开发学习网站之一，提供优质专业的编程学习资料，专注于IT技术分享，是程序员的好帮手，全新丰富的html、css、js、vue、node.js、React、.net、java、springboot、python、go、php、c++、前端、服务端、移动端、数据库、服务器运维、开发工具等使用教程。
Key services
Programming tutorials, Technical blogs, Industry news, Technical articles
Content quality
good
Branding
consistent

Technology

Stack
HTML5, CSS3, JavaScript, jQuery, Bootstrap, Baidu Analytics
Frameworks
Bootstrap
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
55/100
Good practices seen
  • HTTPS usage (implied by URL)
  • No exposed sensitive data in HTML

Analytics and tracking

Services
Baidu Analytics
Tracking level
moderate
Privacy practices
poor

Advertising

Tracking pixels
Baidu Analytics
Transparency
basic

Site quality

Design
good
User experience
good
Content relevance
good
Navigation
good
Professionalism
good
Trustworthiness
moderate

Key observations

  1. Website is a Chinese language IT tutorial platform with extensive programming content.
  2. No privacy or cookie policies found, indicating compliance gaps.
  3. No visible contact phone numbers or physical addresses; only an email contact is provided.
  4. No security policy or incident response information available.
  5. No vulnerability disclosure or security.txt found.
  6. Website uses Baidu Analytics for tracking.
  7. No WAF or blocking mechanisms detected.
  8. WHOIS data is consistent and transparent.
  9. Website content is safe and suitable for general audiences.
Technical notes

Notes

The website uses a modern and standard technology stack with Bootstrap for responsive design and jQuery for scripting. Hosting appears to be on Huawei Cloud DNS infrastructure, which is reliable. Performance is moderate with room for optimization. SEO is well addressed with proper meta tags and structured navigation. Accessibility is basic and could be improved. No CMS or complex frameworks were detected, reducing potential attack surface but also limiting advanced features. The site lacks advanced security configurations and formal compliance mechanisms, representing technical debt and modernization opportunities.
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

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