Is tengzhei.com Safe? Security Analysis for 星沙英语网
Check if tengzhei.com is a scam or legitimate. Free security scan and reviews.

AI Summary
星沙英语网 is a Chinese online educational platform focused on English language learning, offering a variety of resources including listening classes, speaking training, vocabulary, phonetics, business English, and exam preparation materials. The site also lists multiple English training institutions and courses, targeting learners from beginners to advanced students preparing for exams like CET-4/6, IELTS, and TOEFL. The platform positions itself as a niche educational resource within the Chinese market, catering primarily to Chinese learners of English. Technically, the website uses Bootstrap and jQuery, hosted by Alibaba Cloud, and is mobile-optimized with a moderate performance profile. However, it lacks advanced security headers and cookie consent mechanisms, which are areas for improvement. The domain is newly registered in 2023 and is consistent with the business profile. Security posture is basic with no detected WAF or blocking mechanisms, but DNSSEC is not enabled and no incident response or security policy pages are present.
Detected Technologies
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
The business operates as a small-sized educational content provider in China, focusing on English language learning. Its revenue model likely includes advertising, partnerships with training institutions, and possibly course referrals. The website features multiple subdomains for regional city sites and partner schools, indicating a networked approach to local market penetration. The presence of an ICP license shows regulatory compliance in China. The business targets a broad audience of English learners, including students and professionals. The lack of social media presence and limited contact information suggest a modest digital marketing footprint. The partnership ecosystem includes several affiliated training schools hosted on subdomains.
Extracted Contact Information
Marketing Intelligence Data
Email Addresses (1)
Phone Numbers (1)
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a basic security posture with HTTPS implied but not confirmed due to lack of headers data. DNSSEC is not enabled, which is a missed opportunity for domain security enhancement. No security headers such as Content-Security-Policy or X-Frame-Options are detected, increasing risk exposure. There is no visible security policy or incident response contact information, indicating limited preparedness for security incidents. No vulnerable libraries were identified, but the use of older jQuery versions could pose risks if not updated. Overall, the security maturity is low to moderate, suitable for a small educational site but requiring improvements to meet higher compliance standards.
Strategic Recommendations
Priority Actions for Security Improvement
Enable DNSSEC to protect against DNS spoofing and improve domain security.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
星沙英语网
星沙英语网,零基础在线学习英语网站,提供英语听力课堂、英语口语培训、英语单词、英语音标、英语发音、商务英语、大学英语、英语四六级、新概念英语、雅思托福英语等在线英语学习。
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with no blocking or WAF challenges.
🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing X-Frame-Options header
HIGHPrevents clickjacking attacks
Missing X-Content-Type-Options header
MEDIUMPrevents MIME type sniffing
Missing Content-Security-Policy header
HIGHControls resources the browser is allowed to load
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
Sensitive data may be cached
LOWCache-Control header should include "no-store" for sensitive pages
👤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
📧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
No email authentication configured
CRITICALDomain is vulnerable to email spoofing
🏆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 Within 90 Days
MEDIUMSSL certificate expires in 63 days
Mixed Content Detected
MEDIUM137 resources loaded over insecure HTTP
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
DNS Records
DNSSEC Status
DNS Performance
⚡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
🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings