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Security report for ygjj.com

上海鸿儒教育信息咨询有限公司 · Education · China

Medium risk. 7 critical or high findings in Security headers, GDPR outside view and 1 other check.

Security score

64/100

Risk levelMedium

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

阳光家教网由上海鸿儒教育信息咨询有限公司运营,是一家专注于上海地区的专业家教中介平台,成立于2003年,拥有超过20年的行业经验。网站提供一对一上门家教和在线辅导服务,涵盖从学龄前到大学及资格考试的多种课程,服务对象主要为家长、学生及兼职教师。作为中国规模较大的正规家教网站之一,阳光家教网在市场中具有较高的权威性和良好的口碑。技术上,网站基于ASP.NET框架,使用jQuery等前端技术,性能适中,移动端优化基础,SEO表现良好。安全方面,网站启用了HTTPS,但缺少部分安全头和隐私合规机制,存在改进空间。整体来看,网站内容丰富,设计专业,业务可信,适合目标用户群体使用。

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. 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 Strict-Transport-Security header

      Forces HTTPS connections

      What to do: Add "Strict-Transport-Security: max-age=31536000; includeSubDomains; preload"

      • CWE-319
      • OWASP A04:2025
      • ASVS V3.4.1
    • 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';…
  2. 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 ygjj.com

This scan found 23 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.

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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
72
Security headers
15
Email security
70
DNS health
75
Network security
100
GDPR outside view
50
Average
64

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 ygjj.com, from OffSeq Breach.

Total records
104
Employees
0
Customers
104
Third parties
0
Weak passwords
26%

15 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 ygjj.com.

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

阳光家教网定位为教育行业的重要在线家教服务平台,业务模式为家教老师与学员的中介匹配,收入来源可能包括家教服务佣金及广告。其市场优势在于深耕上海本地市场,提供多样化课程和专业教师资源,拥有较强的品牌影响力和用户基础。网站与多家本地教育及服务平台建立友情链接,形成合作生态。公司注册信息公开,具备合法经营资质。未来增长潜力依赖于数字化转型和合规提升。

Security posture

网站安全成熟度中等,启用HTTPS保障数据传输安全,但未启用DNSSEC,缺少关键安全头如CSP、HSTS等,存在一定风险。未发现敏感数据泄露或明显漏洞,但缺乏公开的安全政策和事件响应联系方式,可能影响用户信任和合规性。建议加强安全配置,完善隐私和安全政策披露,提升整体安全防护能力。

Recommendations

  1. 启用DNSSEC以增强域名解析安全,防止DNS欺骗攻击。
  2. 增加并公开详细的隐私政策和Cookie使用声明,配备用户同意机制以符合GDPR等法规。
  3. 部署安全HTTP头(如Content-Security-Policy、X-Frame-Options、Strict-Transport-Security)以防范常见Web攻击。
  4. 建立并公布安全事件响应流程和联系方式,提升用户信任和应急能力。
  5. 优化移动端体验和无障碍访问,提升用户覆盖和满意度。

Contact details published on the site

Legal name
上海鸿儒教育信息咨询有限公司
Registration number
310120001560841
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
上海鸿儒教育信息咨询有限公司
Description
阳光家教网是上海家教行业的权威辅导网站,自2003年创立以来,已为上海数万学员推荐一对一上门家教补课或在线补习上百种科目。免费试课!400-700-7788。
Key services
一对一上门家教, 在线辅导, 家教老师库, 学员库, 家教学堂资讯
Content quality
good
Branding
consistent

Technology

Stack
jQuery, ASP.NET Web Forms
Frameworks
ASP.NET
Platforms
Windows Server (implied by ASP.NET)
Performance
moderate
Mobile
basic
Accessibility
basic
SEO
good

Security

Observed score
60/100
Good practices seen
  • HTTPS enabled
  • ClientTransferProhibited domain status

Analytics and tracking

Services
Baidu Analytics
Tracking level
moderate
Privacy practices
basic

Advertising

Tracking pixels
Baidu Analytics
Transparency
basic

Site quality

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

Key observations

  1. Website is a professional educational tutoring platform focused on Shanghai region.
  2. Content is comprehensive with extensive course and teacher listings.
  3. No privacy or cookie consent banner detected, which may be a compliance gap.
  4. No explicit security policies or incident response contacts published.
  5. Website uses HTTPS but lacks advanced security headers.
  6. WHOIS data supports legitimacy and long-term operation.
  7. No adult or questionable content detected; suitable for general audiences.
Technical notes

Notes

网站采用ASP.NET Web Forms技术,结合jQuery实现前端交互,技术架构较为传统但稳定。页面结构清晰,SEO元素完备,加载速度适中。未检测到现代CMS系统,可能为定制开发。缺乏现代安全机制和隐私合规工具,存在技术升级和安全加固的空间。整体技术基础良好,适合逐步引入现代化技术栈和安全标准。
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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