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Security report for yueqiquan.com

Other · China

Medium risk. 7 critical or high findings in Email security, Security headers and 2 other checks.

Security score

65/100

Risk levelMedium

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

The website '乐器圈' (yueqiquan.com) is a Chinese comprehensive portal dedicated to musical instruments, offering tutorials, sheet music, and news related to popular instruments such as piano, guitar, erhu, and guzheng. It targets music enthusiasts and learners, providing a broad range of educational content and resources. The business model is content-driven, focusing on providing free access to music knowledge and scores, positioning itself as a niche portal in the music education and entertainment sector. Technically, the website uses standard HTML5 and JavaScript with basic mobile optimization through meta tags and a dedicated mobile URL. The site lacks advanced frameworks or CMS indicators and shows moderate performance and SEO optimization. Accessibility is basic, and no modern security headers or analytics tools are detected, indicating a relatively simple technical infrastructure. From a security perspective, the site uses a domain registered since 2015 with no privacy protection, indicating transparency. However, it lacks DNSSEC, security headers, privacy and cookie policies, and contact information, which are critical for compliance and trust. No WAF or blocking mechanisms are detected, and the site content is fully accessible. The security posture is basic with room for significant improvements. Overall, the website is safe for general audiences, with no adult or explicit content. The lack of privacy and security policies, contact details, and modern security practices lowers its trust and compliance scores. Strategic improvements in security, privacy compliance, and user trust mechanisms are recommended to enhance the site's credibility and protection.

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

7 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 yueqiquan.com

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

€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

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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
75
Security headers
30
Email security
60
DNS health
75
Network security
100
GDPR outside view
50
Average
65

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 yueqiquan.com, from OffSeq Breach.

No leaked records found

Breach holds no records for yueqiquan.com right now. New leaks arrive continuously, so monitoring on Breach alerts you if that changes.

Monitor on Breach (opens in a new tab)

Technical appendix

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

Business context

Business profile

乐器圈 operates as a specialized content portal in the music education and entertainment niche, focusing on Chinese musical instruments and related tutorials. Its competitive advantage lies in the breadth of free educational content and curated sheet music collections. The business model appears to be ad-free or minimally monetized, relying on content engagement. Target customers are music learners and enthusiasts primarily in China. The partnership ecosystem includes several related content sites linked as friendly partners. Growth indicators are limited due to lack of visible monetization or user engagement tools. The site maintains consistent branding and content quality but lacks formal business disclosures or certifications.

Security posture

The website's security maturity is low to moderate. It lacks essential security headers and DNSSEC, which exposes it to potential DNS and web-based attacks. The absence of privacy and cookie policies indicates non-compliance with GDPR and similar regulations. No incident response or security contact information is provided, limiting transparency and readiness. The domain registration is transparent and consistent with the website's business age, which supports legitimacy. No vulnerabilities or malware indicators are visible in the provided content. Overall, the site requires significant improvements in security best practices and compliance to reduce risk.

Recommendations

  1. Implement and enforce HTTPS with a valid SSL/TLS certificate and verify configuration.
  2. Publish comprehensive privacy and cookie policies with clear GDPR compliance statements.
  3. Add security headers such as Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options.
  4. Provide clear contact information including security incident response contacts.
  5. Enable DNSSEC to enhance domain name system security.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Description
乐器圈是关于乐器的综合门户网站，提供各种乐器的知识教程、乐曲曲谱，以及钢琴、吉他、二胡、古筝等热门乐器的简谱搜索和浏览。
Key services
乐器知识教程, 乐曲曲谱浏览与搜索, 资讯中心, 专题内容
Content quality
good
Branding
consistent

Technology

Stack
HTML5, JavaScript
Performance
moderate
Mobile
good
Accessibility
basic
SEO
basic

Security

Observed score
40/100

Analytics and tracking

Tracking level
minimal
Privacy practices
poor

Advertising

Transparency
poor

Site quality

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

Key observations

  1. Website is a Chinese language musical instrument portal with extensive content on tutorials and sheet music.
  2. No privacy, cookie, or terms of service policies found on the site.
  3. No contact emails, phone numbers, or social media links explicitly provided.
  4. No security headers or advanced security configurations detected.
  5. No analytics or advertising scripts detected in the HTML content.
  6. Mobile optimization is present via meta tags and mobile URLs.
  7. WHOIS data is transparent and domain is not privacy protected.
  8. No signs of WAF or content blocking mechanisms.
Technical notes

Notes

The website uses basic HTML5 and JavaScript without advanced frameworks or CMS platforms. Mobile optimization is addressed via meta tags and mobile URLs, but accessibility features are minimal. SEO is basic with meta keywords and description present but no structured data or Open Graph tags detected. Performance is moderate, with no explicit indicators of optimization or CDN usage. The site lacks modern technical enhancements such as security headers, analytics, or marketing tools, indicating potential 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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