Is yunyou.top Safe? Security Analysis for Chengdu west dimension digital
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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
The website yunyou.top is an enterprise cloud email service platform primarily targeting Chinese business users. It offers a range of services including real-time email monitoring, large attachment support, WeChat notifications, anti-spam features, and cloud storage solutions. The platform positions itself as a recognized domestic provider with a medium-sized operational scale, founded in 2018. The website content is professional and consistent with its business model, featuring a login portal for enterprise users. The technical infrastructure includes standard web technologies such as jQuery and custom JavaScript, with basic mobile optimization and moderate performance. Security measures include client-side password encryption and CSRF tokens, but lack advanced HTTP security headers and DNSSEC, indicating areas for improvement. Privacy and cookie policies are absent, which impacts compliance and user trust. Overall, the domain registration data aligns well with the website's claims, supporting its legitimacy.
Detected Technologies
11 urgent findings need attention
11 high
- + 3 more findings in the full report below
Keep yunyou.top 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
5 findings
50/100
GDPR Compliance
3 findings
50/100
NIS2 Compliance
9 findings
2/100
Email Security
4 findings
70/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Yunyou.top operates in the technology sector, specifically providing enterprise email solutions in China. Its business model revolves around subscription or service-based offerings for corporate clients requiring secure and feature-rich email services. The company benefits from a stable domain registration and ICP certification, which is mandatory for Chinese websites, enhancing its market credibility. The platform integrates with WeChat for login and notifications, indicating a strategic alignment with popular Chinese communication tools. However, the absence of explicit privacy and security policies may limit its appeal to privacy-conscious clients. The company appears to maintain a focused product offering without evident diversification or partnerships disclosed on the site.
Security Posture Analysis
Comprehensive Security Assessment
The security posture of yunyou.top is moderate. The site uses HTTPS (implied by the URL scheme) and includes CSRF tokens and client-side password encryption, which are positive indicators. However, the lack of DNSSEC, absence of security headers such as Content Security Policy (CSP), HSTS, and X-Frame-Options reduces its defense-in-depth capabilities. No vulnerability disclosure or incident response information is provided, which is a gap in transparency and readiness. The site does not expose sensitive data in the HTML, but the security framework could be enhanced to meet higher compliance standards such as ISO 27001 or NIST. Overall, the security measures are basic and functional but require strengthening to mitigate advanced threats.
Strategic Recommendations
Priority Actions for Security Improvement
Enable DNSSEC on the domain to improve DNS security and prevent spoofing.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Chengdu west dimension digital
云邮又称企业云邮，是国内优秀的企业邮箱系统,基于云计算平台搭建实时监控邮件、超大附件、微信提醒、反垃圾、个人网盘、企业网盘、日程提醒等服务。
good
consistent
Technical Stack
moderate
basic
basic
basic
Security Assessment
- CSRF token included in login form
- Password encryption on client side before submission
- Input filtering on username and domain fields
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is a professional enterprise email login portal targeting Chinese business users.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing Strict-Transport-Security header
HIGHForces HTTPS connections
Missing X-Content-Type-Options header
MEDIUMPrevents MIME type sniffing
Missing X-XSS-Protection header
MEDIUMLegacy XSS protection (deprecated but still recommended)
Missing Referrer-Policy header
LOWControls referrer information sent with requests
Missing Permissions-Policy header
MEDIUMControls browser features and APIs
👤GDPR Compliance
Privacy and data protection assessment under GDPR regulations.
GDPR Compliance
Privacy and data protection assessment
No Privacy Policy found
HIGHGDPR requires a clear and accessible privacy policy
No Cookie Policy found
HIGHGDPR requires clear information about cookie usage
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No information security framework found
HIGHNIS2 requires documented cybersecurity and information security measures
No vulnerability disclosure policy
MEDIUMNIS2 encourages coordinated vulnerability disclosure
No security policy documentation found
HIGHNIS2 requires documented cybersecurity governance and risk management
No incident response procedures found
HIGHNIS2 requires documented incident response and business continuity plans
No business continuity planning found
MEDIUMNIS2 emphasizes operational resilience and business continuity
No security contact information
HIGHNIS2 requires clear incident reporting channels
No vulnerability reporting mechanism
MEDIUMClear vulnerability reporting supports coordinated disclosure
No NIS2 reference found
LOWConsider explicitly mentioning NIS2 compliance efforts
Critical sector without clear security compliance
HIGHDetected sectors: energy, transport, digital
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
No DKIM record found
MEDIUMDKIM adds cryptographic signatures to emails
No BIMI Record
LOWBIMI displays brand logos in email clients
No MTA-STS Policy
MEDIUMMTA-STS enforces TLS for email delivery
No TLS-RPT Record
LOWTLS-RPT provides reporting for email TLS issues
SPF Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
Weak Protocols Supported
HIGHServer supports weak protocols: TLSv1.1
OCSP Stapling Not Enabled
LOWOCSP stapling improves performance and privacy
Certificate Transparency Not Implemented
LOWCertificate is not logged in Certificate Transparency logs
SSL Certificate Expires Soon
HIGHSSL certificate expires in 20 days
Partial SSL/TLS Assessment
LOWCompleted 3 of 4 security checks due to time constraints
Protocol Support
OCSP Status
📊DNS Health
DNS configuration and security assessment.
DNS Health
DNS configuration and security assessment
DNSSEC Not Enabled
MEDIUMDNSSEC is not configured for this domain
CAA Records Not Configured
LOWCertificate Authority Authorization (CAA) records not found
Domain Transfer Lock Not Enabled
MEDIUMDomain can be transferred without authorization
Domain Delete Lock Not Enabled
LOWDomain can be deleted without additional verification
No DMARC Record
MEDIUMDMARC policy not configured
Domain Registration Details
- •No domain protection locks enabled
- •Privacy/proxy registration detected
DNS Records
DNSSEC Status
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
Good Network Security Posture
LOWNo unnecessary services detected on common risky ports
How does yunyou.top compare?
See how yunyou.top 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
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PDF Report & Export
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Marketing Intelligence
Contact emails, phone numbers & warm leads
Plan Comparison
| Feature | PDF Report | Marketing+ |
|---|---|---|
| Full security analysis | ||
| Professional PDF export | ||
| Email delivery | ||
| Lifetime access + unlock code | ||
| Contact emails & phones | — | |
| Marketing outreach data | — |
Already purchased?
Order summary
Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.
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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