Is dzryhb.com Safe? Security Analysis for Xiamen Nawang Technology Co., Ltd
Check if dzryhb.com is a scam or legitimate. Free security scan and reviews.

AI Summary
The website dzryhb.com operates as an educational information portal focused on Chinese teacher qualification exams, providing exam schedules, policies, study materials, and score inquiry services. It is owned by Xiamen Nawang Technology Co., Ltd and targets Chinese teachers and candidates preparing for qualification exams. The domain is newly registered in August 2024, aligning with the 2025 exam cycle information presented on the site. Technically, the site uses standard web technologies including jQuery and Bootstrap, with a responsive design suitable for mobile devices. The performance is moderate with good SEO practices and basic accessibility features. However, the hosting provider is not explicitly identified beyond the registrar and DNS servers. From a security perspective, the site uses HTTPS but lacks DNSSEC and important security headers, which reduces its security posture. No privacy or cookie policies are present, indicating compliance gaps with data protection regulations such as GDPR. Contact information is limited to a phone number and contact forms, with no public email addresses or social media links. Overall, the site is functional and provides relevant content for its niche audience but requires improvements in privacy compliance and security hardening to enhance trust and protect user data effectively.
Detected Technologies
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Dzryhb.com is positioned as a niche educational portal specializing in teacher qualification exams in China. Its business model revolves around providing timely and relevant exam information, study resources, and results access to prospective teachers. The company appears to be small-sized and newly established, with a focus on the Chinese education sector. The site maintains partnerships or links with various related educational and governmental domains, enhancing its ecosystem credibility. However, the lack of comprehensive privacy policies and limited contact channels may impact user trust and regulatory compliance. Growth potential exists if the company expands its service offerings and strengthens its digital trust signals.
Extracted Contact Information
Marketing Intelligence Data
Phone Numbers (1)
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a basic security posture with HTTPS enabled but lacks advanced DNS security (DNSSEC) and critical HTTP security headers. No evidence of privacy or cookie policies suggests potential compliance risks under GDPR or similar regulations. The absence of a vulnerability disclosure policy or incident response contacts further limits the site's security maturity. While no critical vulnerabilities or malware indicators were found, the site would benefit from implementing security best practices such as CSP headers, secure cookie flags, and transparent privacy documentation to mitigate risks and improve user trust.
Strategic Recommendations
Priority Actions for Security Improvement
Enable DNSSEC on the domain to enhance DNS security and prevent spoofing.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Xiamen Nawang Technology Co., Ltd
中国教师资格网,国家教师资格证报考官网入口,为您提供2025年教师资格考试报名,教师资格证考试时间,教师资格证面试时间,教师资格证报考条件,教师资格考试试题,教师资格证认证,教师资格证准考证打印及教师资格考试成绩查询服务。
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enabled
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with no blocking or WAF detected
🛡️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
Critical sector without clear security compliance
HIGHDetected sectors: transport, digital
📧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
MEDIUM1 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 Expires Soon
HIGHDomain expires in 8 days
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
High-Risk Service Exposed: FTP
HIGHPort 21 (FTP) is publicly accessible - FTP - Often unencrypted file transfer
Critical Service Exposed: MySQL
CRITICALPort 3306 (MySQL) is publicly accessible - MySQL - Database server
🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings