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Is nowcoder.com a Scam? Security Check Results - 牛客网 Reviews

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Is nowcoder.com Safe? Security Analysis for 牛客网

Check if nowcoder.com is a scam or legitimate. Free security scan and reviews.

TechnologyChinalarge
JavaScriptVue.jsElement UITailwind CSS
Analyzed 8/4/2025Completed 3:56:36 PM
59
Security Score
MEDIUM RISK

AI Summary

牛客网 is a prominent Chinese online platform specializing in job preparation, interview experience sharing, and recruitment services. It targets job seekers, students, and IT professionals by providing a comprehensive suite of services including coding practice, company-specific interview questions, AI simulated interviews, and professional learning courses. The platform enjoys a strong market position in the Chinese technology and education sectors, serving a large user base with consistent branding and quality content. Technically, the website leverages modern frontend technologies such as Vue.js, Element UI, and Tailwind CSS, delivering a responsive and user-friendly experience. SEO practices are well implemented, and the site performs moderately well in terms of speed and accessibility. However, some accessibility features could be improved. From a security perspective, the site uses HTTPS and follows basic best practices but lacks visible security headers and explicit privacy and cookie policies. No critical vulnerabilities were detected in the content analyzed. The absence of WHOIS registrant data slightly impacts trust but does not detract significantly from the platform's legitimacy given its active business presence. Overall, 牛客网 presents a solid digital presence with room for improvement in privacy compliance and security hardening. Strategic enhancements in these areas would strengthen user trust and regulatory adherence.

Detected Technologies

JavaScriptVue.jsElement UITailwind CSS

🧠AI Business Intelligence

Technology stack, business insights, and market analysis powered by AI.

Business Intelligence

Market & Strategic Analysis

牛客网 operates as an essential entity in the technology and education sectors, focusing on job market preparation and recruitment facilitation. Its business model revolves around providing value-added services such as coding challenges, interview simulations, and curated job postings. The platform's partnerships with companies like 京东, OPPO, and 米哈游 indicate strong industry connections and a robust ecosystem. Revenue streams likely include premium courses, recruitment services, and enterprise HR solutions. The target customer segments are primarily young professionals and students seeking employment in IT and related fields. Growth indicators include active job postings, AI interview tools, and a vibrant user community. The platform's strategic partnerships and diversified service offerings position it well for sustained market relevance.

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates a moderate security maturity level with HTTPS enforced and no evident exposure of sensitive data. However, the lack of security headers such as Content-Security-Policy and X-Frame-Options suggests potential areas for improvement. Privacy compliance is minimal, with no explicit privacy or cookie policies detected, which could pose regulatory risks under GDPR or similar frameworks. Incident response and vulnerability disclosure mechanisms are not evident, indicating limited readiness for security incidents. The use of modern frameworks reduces some risk, but continuous monitoring and policy enhancements are recommended to elevate security posture and compliance.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement comprehensive privacy and cookie policies with clear user consent mechanisms to enhance GDPR compliance.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

牛客网

Description:

求职之前,先上牛客,就业找工作一站解决。互联网IT技术/产品/运营/硬件/汽车机械制造/金融/财务管理/审计/银行/市场营销/地产/快消/管培生等等专业技能学习/备考/求职神器,在线进行企业校招实习笔试面试真题模拟考试练习,全面提升求职竞争力,找到好工作,拿到好offer。

Key Services:
online coding practicecompany real interview and test questionsAI simulated interviewsjob recruitment and internship referralsprofessional courses and learning
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
JavaScriptVue.jsElement UITailwind CSS
Frameworks:
Vue.js
Platforms:
Web
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
75/100
Best Practices:
  • HTTPS enabled
  • No exposed sensitive data detected

Analytics & Tracking

Tracking Level:moderate
Privacy Compliance:basic

Advertising & Marketing

Transparency Level:basic

Website Quality Assessment

Design Quality:good
User Experience:good
Content Relevance:good
Navigation Clarity:good
Professionalism:good
Trustworthiness:high

Key Observations

1

Website is a Chinese job preparation and recruitment platform with rich content and active user engagement.

🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

35/100
Score

Missing Strict-Transport-Security header

HIGH

Forces HTTPS connections

Missing X-Frame-Options header

HIGH

Prevents clickjacking attacks

Missing Content-Security-Policy header

HIGH

Controls resources the browser is allowed to load

Missing Referrer-Policy header

LOW

Controls referrer information sent with requests

Missing Permissions-Policy header

MEDIUM

Controls browser features and APIs

Sensitive data may be cached

LOW

Cache-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

53/100
Score

No Cookie Policy found

HIGH

GDPR requires clear information about cookie usage

No Cookie Consent Banner found

HIGH

GDPR requires explicit consent for non-essential cookies

No Data Protection Officer mentioned

LOW

Large organizations may need to designate a DPO under GDPR

Privacy policy may not be GDPR compliant

MEDIUM

Privacy policy lacks explicit GDPR compliance elements

GDPR Compliance Analysis

Privacy Policy85% confidence
Cookie Policy0% confidence
Contact Information Found90% confidence
emailphone

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

2/100
Score

No information security framework found

HIGH

NIS2 requires documented cybersecurity and information security measures

No vulnerability disclosure policy

MEDIUM

NIS2 encourages coordinated vulnerability disclosure

No security policy documentation found

HIGH

NIS2 requires documented cybersecurity governance and risk management

No incident response procedures found

HIGH

NIS2 requires documented incident response and business continuity plans

No business continuity planning found

MEDIUM

NIS2 emphasizes operational resilience and business continuity

No security contact information

HIGH

NIS2 requires clear incident reporting channels

No vulnerability reporting mechanism

MEDIUM

Clear vulnerability reporting supports coordinated disclosure

No NIS2 reference found

LOW

Consider explicitly mentioning NIS2 compliance efforts

Critical sector without clear security compliance

HIGH

Detected sectors: transport, digital

📧Email Security

SPF, DKIM, and DMARC validation and email security assessment.

Email Security

SPF, DKIM, and DMARC validation

70/100
Score

No DKIM record found

MEDIUM

DKIM adds cryptographic signatures to emails

No BIMI Record

LOW

BIMI displays brand logos in email clients

No MTA-STS Policy

MEDIUM

MTA-STS enforces TLS for email delivery

No TLS-RPT Record

LOW

TLS-RPT provides reporting for email TLS issues

SPF
Sender Policy Framework
DKIM
DomainKeys Identified Mail
DMARC
Domain-based Message Authentication
MX Records
Mail Exchange Records
BIMI
Brand Indicators
MTA-STS
Mail Transfer Agent Security
TLS-RPT
TLS Reporting
DNSSEC
DNS Security
SPF Details
Record:
v=spf1 include:spf.mail.qq.com ~all

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

67/100
Score

Weak Protocols Supported

HIGH

Server supports weak protocols: TLSv1.1

OCSP Stapling Not Enabled

LOW

OCSP stapling improves performance and privacy

Certificate Transparency Not Implemented

LOW

Certificate is not logged in Certificate Transparency logs

Mixed Content Detected

MEDIUM

1 resources loaded over insecure HTTP

Partial SSL/TLS Assessment

LOW

Completed 3 of 4 security checks due to time constraints

Protocol Support

TLSv1.3TLSv1.2TLSv1.1

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

70/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

Domain Transfer Lock Not Enabled

MEDIUM

Domain can be transferred without authorization

Domain Delete Lock Not Enabled

LOW

Domain can be deleted without additional verification

Domain Registration Details

Domain Age
11 years(mature)
Expiry Risk
none(1550 days)
Protection Level
noneDNSSEC OFF
Suspicious Indicators Detected
  • No domain protection locks enabled

DNS Records

A Records:121.43.185.253
Name Servers:
ns3.dnsv4.com
ns4.dnsv4.com
MX Records:
10: mxbiz2.qq.com
5: mxbiz1.qq.com

DNSSEC Status

DNSSEC Not Enabled

SPF Analysis

SPF Record:
v=spf1 include:spf.mail.qq.com ~all

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

100/100
Score

Good Network Security Posture

LOW

No unnecessary services detected on common risky ports

🔧Technical Analysis

Detailed technical findings and analysis from AI assessment.

Technical Analysis

Comprehensive security assessment findings

Additional Findings

The website is built on a modern JavaScript stack with Vue.js and Element UI, complemented by Tailwind CSS for styling. The use of asynchronous script loading and resource preloading indicates attention to performance optimization. DNS prefetching is used for key static and service domains, improving load times. The site is mobile-optimized with responsive design elements. SEO is supported by well-structured meta tags and Open Graph data. However, the absence of a detected CMS suggests a custom or proprietary platform. Hosting details are not explicit, but the presence of static content delivery domains suggests CDN usage. Overall, the technical infrastructure is solid but could benefit from enhanced security configurations and accessibility improvements.
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