Is lianjia.com Safe? Security Analysis for 贝壳找房（北京）科技有限公司
Check if lianjia.com is a scam or legitimate. Free security scan and reviews.
AI Summary
The website bj.lianjia.com is a major real estate platform serving Beijing and other Chinese cities, operated by 贝壳找房（北京）科技有限公司. It offers comprehensive services including second-hand housing sales, new home listings, rentals, and real estate market information. The platform is well-established with a large inventory and user engagement features such as login, search suggestions, and mobile app integration. Technically, the site uses modern JavaScript frameworks and analytics tools, with good mobile optimization and SEO practices. Security posture is solid with HTTPS and captcha protections, though explicit security headers are not fully implemented. Privacy policies and terms of service are clearly presented, but cookie consent mechanisms are absent. WHOIS data is unavailable, which slightly impacts transparency but the site shows strong trust signals including official licenses and contact information.
Detected Technologies
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Lianjia operates as a leading real estate brokerage and listing platform in China, with a strong market position in Beijing. Its business model revolves around providing property listings, facilitating transactions, and offering value-added services such as price inquiries and real estate knowledge bases. The company targets general consumers looking to buy, sell, or rent properties. The presence of multiple city-specific subdomains indicates a broad geographic footprint. The platform leverages partnerships, such as with bj.ke.com, to enhance its service ecosystem. The website content and structure reflect a mature digital presence aimed at maximizing user engagement and conversion.
Extracted Contact Information
Marketing Intelligence Data
Email Addresses (2)
Phone Numbers (2)
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a mature security posture with enforced HTTPS, captcha integration on authentication forms, and no visible exposure of sensitive data. However, the absence of explicit security headers like Content-Security-Policy and X-Frame-Options is a gap that could be exploited. The site uses multiple third-party scripts for analytics and user tracking, which should be regularly audited for vulnerabilities. Incident response contacts are provided, indicating readiness to handle abuse reports. Privacy compliance is partial, lacking cookie consent banners and explicit GDPR compliance indicators. Overall, the security measures are adequate for the business type but could be enhanced to meet higher standards.
Strategic Recommendations
Priority Actions for Security Improvement
Implement explicit security headers such as Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options to strengthen browser security.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
贝壳找房（北京）科技有限公司
北京链家网是提供北京二手房买卖、北京新房、北京租房、北京房价查询等业务的专业房产网站，可为您买卖北京二手房提供帮助,链家网北京站同时具有北京二手房、北京租房及购房问答和百科等频道,还可以在线查询北京二手房价格.买房卖房上北京链家网,让房产交易不再难.
good
consistent
Technical Stack
moderate
good
basic
good
Security Assessment
- HTTPS enforced
- Captcha integration on login and registration
- User tracking with consent implied
- No exposed sensitive data in HTML
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is a comprehensive real estate platform focused on Beijing and other Chinese cities.
🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing Strict-Transport-Security header
HIGHForces HTTPS connections
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 Cookie Policy found
HIGHGDPR requires clear information about cookie usage
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
Privacy policy may not be GDPR compliant
MEDIUMPrivacy policy lacks explicit GDPR compliance elements
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
📧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
Mixed Content Detected
MEDIUM13 resources loaded over insecure HTTP
Partial SSL/TLS Assessment
LOWCompleted 2 of 4 security checks due to time constraints
Certificate Details
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
No DMARC Record
MEDIUMDMARC policy not configured
DNS Records
DNSSEC Status
DNS Performance
SPF Analysis
⚡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