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Is youdao.com a Scam? Security Check Results - 网易有道

youdao.com Security Report Summary

youdao.com received a security score of 61 out of 100 in Guard's comprehensive security analysis, classified as "Moderate Risk". This report covers 网易有道's website security posture. 网易有道 operates in the Education industry in China.

网易有道 is a leading Chinese intelligent learning company established in 2006, offering user-oriented educational products such as dictionaries, premium courses, translation tools, and cloud notes. It is a publicly listed company under the parent company 网易集团, with a strong market position as a unicorn and NYSE-listed entity. The website demonstrates a modern technical infrastructure using Vue.js and JavaScript libraries, hosted on Alibaba Cloud, with moderate performance and good mobile optimization. Security posture is adequate with HTTPS enabled but lacks advanced security headers and DNSSEC. Privacy and cookie policies are not found, indicating compliance gaps. Overall, the website is professional and trustworthy but could improve privacy compliance and security practices.

The security scan identified 32 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: JavaScript, Vue.js, Swiper.js.

About this security scan

Guard performs automated security assessments of websites by analyzing SSL/TLS certificates, HTTP security headers, DNS configuration, email authentication protocols (SPF, DKIM, DMARC), GDPR compliance indicators, NIS2 directive compliance, network exposure, and AI-powered business intelligence. Each report provides domain-specific findings, risk scores, and actionable recommendations.

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Is youdao.com Safe? Security Analysis for 网易有道

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EducationChinalarge
JavaScriptVue.jsSwiper.js
Analyzed 8/2/2025Completed 2:01:11 PM7mo ago
61
Security Score
MEDIUM RISK

Above Education avg (55)

10,000+

Domains scanned

500+

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AI Summary

网易有道 is a leading Chinese intelligent learning company established in 2006, offering user-oriented educational products such as dictionaries, premium courses, translation tools, and cloud notes. It is a publicly listed company under the parent company 网易集团, with a strong market position as a unicorn and NYSE-listed entity. The website demonstrates a modern technical infrastructure using Vue.js and JavaScript libraries, hosted on Alibaba Cloud, with moderate performance and good mobile optimization. Security posture is adequate with HTTPS enabled but lacks advanced security headers and DNSSEC. Privacy and cookie policies are not found, indicating compliance gaps. Overall, the website is professional and trustworthy but could improve privacy compliance and security practices.

Detected Technologies

JavaScriptVue.jsSwiper.js

9 urgent findings need attention

9 high

  • + 1 more findings in the full report below
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Security drift alerts

Risk score drops, new high-severity issues, and header hardening gaps

Compliance watch

GDPR / NIS2 posture changes with governance evidence snapshots

Infrastructure surface

Unexpected open services, SSL expiry, DNS & email authentication changes

Content & tracker intelligence

Marketing tech shifts, analytics drift, and AI recommendation updates

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Security Headers

8 findings

15/100

GDPR Compliance

4 findings

53/100

NIS2 Compliance

8 findings

17/100

Email Security

3 findings

85/100

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

网易有道 operates primarily in the education sector, targeting general consumers and learners in China. Its business model includes B2C and B2B educational services with key offerings like Youdao Dictionary and Youdao Premium Courses. The company has achieved significant growth, strategic financing, and public listing, indicating strong market presence and credibility. The website reflects consistent branding and professional content, supporting its business credibility. However, absence of explicit contact information and privacy policies may limit user trust and regulatory compliance.

Security Posture Analysis

Comprehensive Security Assessment

The website employs HTTPS and modern JavaScript frameworks but lacks DNSSEC and security headers such as Content-Security-Policy and Strict-Transport-Security. No vulnerability disclosure or incident response information is published. Tracking scripts are present without visible cookie consent mechanisms, posing privacy compliance risks. No exposed sensitive data or known vulnerabilities detected. Security maturity is moderate, with room for improvement in policy transparency and technical safeguards.

Strategic Recommendations

Priority Actions for Security Improvement

1

Enable DNSSEC to enhance DNS security and prevent spoofing.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

网易有道

Description:

网易有道是中国领先的智能学习公司,致力于提供100%以用户为导向的学习产品和服务。有道成立于2006年,打造了一系列深受用户喜欢的口碑型大众学习工具产品,例如:网易有道词典、有道精品课、有道翻译官、有道云笔记等。2014年,网易有道宣布正式进军互联网教育行业。2018年4月,网易有道完成首次战略融资,投后估值11.2亿美金,跻身独角兽阵营。2019年10月,网易有道成功登陆纽交所,股票代码为“DAO”,成为网易集团首个独立上市的公司。

Key Services:
Youdao DictionaryYoudao Premium CoursesYoudao TranslatorYoudao Cloud Notes
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
JavaScriptVue.jsSwiper.js
Frameworks:
Vue.js
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
70/100
Best Practices:
  • HTTPS enabled

Analytics & Tracking

Services:
rlog
Tracking Level:moderate
Privacy Compliance:poor

Advertising & Marketing

Tracking Pixels:
rlogyadk
Marketing Tools:
rlogyadk
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 fully accessible with rich content focused on education.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

15/100
Score

Missing Strict-Transport-Security header

HIGH

Forces HTTPS connections

Missing X-Frame-Options header

HIGH

Prevents clickjacking attacks

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)

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

17/100
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

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📧Email Security

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

Email Security

SPF, DKIM, and DMARC validation

85/100
Score

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.163.com ip4:61.135.221.0/24 ip4:123.58.182.192/26 ip4:220.181.8.0/24 -all
DNS Lookups:1/10
Policy:-all
DKIM Selectors Found
Selector:k2(1416-bit rsa)

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

85/100
Score

SSL Certificate Expires Within 90 Days

MEDIUM

SSL certificate expires in 85 days

Mixed Content Detected

MEDIUM

6 resources loaded over insecure HTTP

Partial SSL/TLS Assessment

LOW

Completed 2 of 4 security checks due to time constraints

Certificate Details

Subject:*.youdao.com
Issuer:GeoTrust G2 TLS CN RSA4096 SHA256 2022 CA1
Valid Until:10/26/2025 (85 days)
SANs:*.youdao.com, youdao.com

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
23 years(mature)
Expiry Risk
none(442 days)
Protection Level
noneDNSSEC OFF
Suspicious Indicators Detected
  • No domain protection locks enabled

DNS Records

A Records:220.197.31.37
Name Servers:
rem1.yodao.net
rem2.yodao.net
rem3.yodao.net
MX Records:
20: hzmx02.mxmail.netease.com
10: hzmx01.mxmail.netease.com
SOA:Serial: 1754061613, TTL: 600s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:223ms

SPF Analysis

SPF Record:
v=spf1 include:spf.163.com ip4:61.135.221.0/24 ip4:123.58.182.192/26 ip4:220.181.8.0/24 -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

How does youdao.com compare?

See how youdao.com stacks up against similar websites in the same industry.

🔧Technical Analysis

Detailed technical findings and analysis from AI assessment.

Technical Analysis

Comprehensive security assessment findings

Additional Findings

The website uses Vue.js framework and several JavaScript libraries such as Swiper.js for UI components. Hosting is provided by Alibaba Cloud, a reputable provider. The site shows good mobile optimization and SEO meta tags but lacks advanced accessibility features. Performance is moderate, likely due to multiple script loads. No CMS detected explicitly. Technical debt appears low but security enhancements are recommended to reduce risks.
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Marketing Intelligence

Contact emails, phone numbers & warm leads

49.90 €one-time • Incl. 21% VAT

Plan Comparison

FeaturePDF ReportMarketing+
Full security analysis
Professional PDF export
Email delivery
Lifetime access + unlock code
Contact emails & phones
Marketing outreach data

Already purchased?

Order summary

Domainyoudao.com
Access tierFull report or marketing add-on

Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.

VisaMastercardApple PayGoogle Pay

Secure payments processed via EveryPay. Prices in EUR; Incl. 21% VAT.

SEQ SIA

Lastadijas 12 k-3, Riga, Latvia, LV-1050

Reg. No. 40203410806 • VAT LV40203410806

Support: guard@offseq.com+371 2256 5353

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