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Is ko.ink a Scam? Security Check Results - 新东方在线 Reviews

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Is ko.ink Safe? Security Analysis for 新东方在线

Check if ko.ink is a scam or legitimate. Free security scan and reviews.

EducationChinalarge
JavaScriptReact (Next.js)Baidu AnalyticsGio AnalyticsCSS+1 more
Analyzed 9/4/2025Completed 11:27:12 AM
55
Security Score
MEDIUM RISK

AI Summary

The website www.koolearn.com is a comprehensive online education platform affiliated with the well-known New Oriental brand, offering a wide range of courses including exam preparation for graduate studies, language proficiency tests (IELTS, TOEFL, GRE, GMAT, SAT, ACT), teacher certification, and multiple language learning options. The platform targets students and professionals seeking remote learning opportunities with personalized and interactive course offerings. Technically, the site is built using modern web technologies such as React and Next.js, with good performance and mobile optimization. Security posture is solid with HTTPS enforced and no visible vulnerabilities, though explicit security headers and privacy policies are lacking. The absence of WHOIS data reduces transparency but does not detract significantly from the site's legitimacy given the strong brand association and professional presentation. Overall, the site is trustworthy and well-positioned in the online education market.

Detected Technologies

JavaScriptReact (Next.js)Baidu AnalyticsGio AnalyticsCSSHTML5

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

Koolearn operates as a large-scale online education service under New Oriental, a leading education group in China. Its business model revolves around paid and free online courses targeting exam candidates and language learners. The platform leverages a broad teacher network and advanced content development teams to maintain competitive advantage. The presence of VIP and customized courses indicates a tiered revenue stream. Partnerships with related domains and use of promotional short links suggest active marketing strategies. The site’s extensive course catalog and free public classes support strong user engagement and brand loyalty.

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates a mature security posture with HTTPS enabled and no exposed sensitive data in the HTML content. However, the lack of explicit security headers such as Content-Security-Policy and absence of published security or incident response policies indicate room for improvement. No vulnerability disclosures or security contact channels are visible, which could hinder incident reporting and response. Privacy compliance is weak due to missing privacy and cookie policies, which is a compliance risk especially under GDPR and other data protection regulations. Overall, the security maturity is good but could be enhanced by formalizing policies and improving transparency.

Strategic Recommendations

Priority Actions for Security Improvement

1

Publish comprehensive privacy and cookie policies with clear user consent mechanisms to improve privacy compliance.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

新东方在线

Description:

新东方在线提供考研考博、英语提升、四六级、雅思、托福、GRE、GMAT、SAT、ACT、AP、ALevel、日语、韩语、教资在线网课。依托强大的新东方师资力量与教学资源,拥有先进的教学内容开发与制作团队,致力于提供个性化、互动化、智能化的卓越在线学习体验。

Key Services:
考研考博课程英语能力提升课程多语种学习课程教师资格证培训财会考试培训公开课
Content Quality:

excellent

Branding:

consistent

Technical Stack

Technologies:
JavaScriptReact (Next.js)Baidu AnalyticsGio AnalyticsCSSHTML5
Frameworks:
Next.js
Platforms:
Web
Performance:

fast

Mobile:

excellent

Accessibility:

good

SEO:

good

Security Assessment

Security Score:
85/100
Best Practices:
  • HTTPS enforced
  • No exposed sensitive data in HTML
  • Use of deferred script loading

Analytics & Tracking

Services:
Baidu AnalyticsGio Analytics
Tracking Level:moderate
Privacy Compliance:poor

Advertising & Marketing

Tracking Pixels:
Baidu AnalyticsGio Analytics
Marketing Tools:
Behavior-report.jsGio-report.js
Transparency Level:basic

Website Quality Assessment

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

Key Observations

1

Website is a comprehensive online education platform affiliated with New Oriental

🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

40/100
Score

Weak Strict-Transport-Security configuration

LOW

Current value: "max-age=15724800; includeSubDomains"

Missing X-Content-Type-Options header

MEDIUM

Prevents MIME type sniffing

Missing Content-Security-Policy header

HIGH

Controls resources the browser is allowed to load

Missing X-XSS-Protection header

MEDIUM

Legacy XSS protection (deprecated but still recommended)

Weak Referrer-Policy configuration

LOW

Current value: "no-referrer-when-downgrade, no-referrer-when-downgrade"

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

50/100
Score

No Privacy Policy found

HIGH

GDPR requires a clear and accessible privacy policy

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

GDPR Compliance Analysis

Privacy Policy0% confidence
Cookie Policy0% confidence
Contact Information Found90% confidence
phone

🛡️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: energy, transport, digital

📧Email Security

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

Email Security

SPF, DKIM, and DMARC validation

40/100
Score

No SPF record found

HIGH

SPF helps prevent email spoofing

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

No email authentication configured

CRITICAL

Domain is vulnerable to email spoofing

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

🏆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

156 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

60/100
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

No DMARC Record

MEDIUM

DMARC policy not configured

Domain Registration Details

Domain Age
20 years(mature)
Expiry Risk
none(2804 days)
Protection Level
noneDNSSEC OFF
Suspicious Indicators Detected
  • No domain protection locks enabled

DNS Records

A Records:43.159.95.159
Name Servers:
ns3.dnsv5.com
ns4.dnsv5.com
MX Records:
10: mx.eastbuy.com
SOA:Serial: 1754464931, TTL: 180s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:369ms

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 uses a modern React-based framework (Next.js) with server-side rendering and static asset delivery via a CDN (koocdn.com). It includes analytics from Baidu and Gio, and employs deferred script loading for performance optimization. The site is mobile-optimized and accessible with good SEO practices including meta tags and structured navigation. Hosting appears to be on a Chinese cloud provider, likely Alibaba Cloud, inferred from CDN domains. No CMS is explicitly detected, suggesting a custom or proprietary platform. Performance is fast with good resource preloading. Technical risks include reliance on multiple third-party scripts and lack of explicit security headers.
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