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Is zalo.me a Scam? Security Check Results - Zalo Group Reviews

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Is zalo.me Safe? Security Analysis for Zalo Group

https://zalo.me

Check if zalo.me is a scam or legitimate. Free security scan and reviews.

TechnologyVietnamlarge
jQueryBootstrapSwiperGoogle AnalyticsGoogle Tag Manager+2 more
Analyzed 10/3/2025Completed 4:05:54 PM
68
Security Score
MEDIUM RISK

AI Summary

Zalo Group operates a leading Vietnamese communication platform offering Zalo PC software for Windows and Mac OS, along with business services such as Official Accounts and developer APIs. The website is professionally designed, targeting general users and business teams in Vietnam, providing fast file sharing and chat synchronization features. The technical infrastructure includes modern JavaScript libraries and analytics tools, with moderate performance and good mobile optimization. Security posture is adequate with HTTPS and cookie consent mechanisms, though improvements are recommended in DNSSEC, security headers, and explicit security policies. The domain registration uses privacy protection but aligns with the business profile and age. Overall, the site is trustworthy and compliant with basic privacy standards.

Detected Technologies

jQueryBootstrapSwiperGoogle AnalyticsGoogle Tag Manageradtima conversion trackingsession-sdk

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

Zalo Group holds a strong market position in Vietnam's technology and telecommunications sector, offering free communication software with additional business-oriented services. Their business model leverages software downloads and platform services for enterprises. The company demonstrates consistent branding and trust signals, supported by a mature digital presence and partnerships within its ecosystem. Growth is indicated by diversified offerings and active user engagement through multiple platforms.

Security Posture Analysis

Comprehensive Security Assessment

The website employs standard security practices such as HTTPS and cookie consent but lacks advanced security headers and published incident response or vulnerability disclosure policies. No critical vulnerabilities or exposed sensitive data were detected. The absence of DNSSEC and security policy documentation suggests room for maturity improvement. Incident response readiness and security culture indicators are not publicly visible, which could be enhanced to strengthen trust and compliance.

Strategic Recommendations

Priority Actions for Security Improvement

1

Enable DNSSEC on the domain to improve DNS security.

✨Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

Zalo Group

Description:

Ứng dụng Zalo PC cho máy tính với các tính năng như gửi file 1GB, chụp màn hình, phân loại nhóm, đồng bộ tin nhắn với điện thoại, tối ưu cho chat nhóm và trao đổi công việc.

Key Services:
Zalo PC application for Windows and Mac OSOfficial Account platform for businessesDeveloper API services
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
jQueryBootstrapSwiperGoogle AnalyticsGoogle Tag Manageradtima conversion trackingsession-sdk
Platforms:
WindowsMac OSWeb
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
70/100
Best Practices:
  • Cookie consent banner with accept/deny options
  • No exposed sensitive data in HTML
  • Use of clientTransferProhibited domain status

Analytics & Tracking

Services:
Google AnalyticsGoogle Tag ManagerZalo Analytics
Tracking Level:moderate
Privacy Compliance:basic

Advertising & Marketing

Ad Networks:
adtima
Tracking Pixels:
Zalo Analytics (za.js)
Marketing Tools:
adtima conversion tracking
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 no blocking or WAF challenge.

🛡️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=86400; includeSubDomains"

Missing X-Frame-Options header

HIGH

Prevents clickjacking attacks

Missing X-Content-Type-Options header

MEDIUM

Prevents MIME type sniffing

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

65/100
Score

No Privacy Policy found

HIGH

GDPR requires a clear and accessible privacy policy

Third-party services without privacy policy

HIGH

Detected services: Google Analytics

GDPR Compliance Analysis

Privacy Policy0% confidence
Cookie Policy85% 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: transport, digital

📧Email Security

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

Email Security

SPF, DKIM, and DMARC validation

75/100
Score

DMARC not enforcing

MEDIUM

DMARC policy is set to "none"

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 a mx include:amazonses.com include:spf.protection.outlook.com include:zapps.me include:zapps.vn ~all
DNS Lookups:6/10
Policy:~all
DKIM Selectors Found
Selector:default(1296-bit rsa)
Selector:k2(1416-bit rsa)
DMARC Details
Policy:none
Subdomain Policy:reject
Aggregate Reports:hotro@zalo.me
Forensic Reports:hotro@zalo.me

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

100/100
Score

Partial SSL/TLS Assessment

LOW

Completed 2 of 4 security checks due to time constraints

Certificate Details

Subject:*.zalo.me
Issuer:DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid Until:7/13/2026 (283 days)
SANs:*.zalo.me, zalo.me

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

80/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

DMARC Policy Set to None

LOW

DMARC is configured but not enforcing any policy

DNS Records

A Records:49.213.95.189, 49.213.95.151
AAAA Records:2001:df0:13:1::93, 2001:df0:13:1::99
Name Servers:
zans1.zadns.meDNS only
zans1.zadns.vnDNS only
zans2.zadns.meDNS only
zans2.zadns.vnDNS only
MX Records:
10: zalo-me.mail.protection.outlook.com
SOA:Serial: 2025100301, TTL: 300s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:359ms

SPF Analysis

SPF Record:
v=spf1 a mx include:amazonses.com include:spf.protection.outlook.com include:zapps.me include:zapps.vn ~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 uses a modern tech stack including jQuery, Bootstrap, and Swiper for UI, along with Google Analytics and Tag Manager for tracking. The infrastructure supports Windows, Mac OS, and web platforms. Performance is moderate with room for optimization. No CMS detected, likely custom or proprietary hosting. The site is mobile optimized with responsive design but accessibility is basic. Technical risks include lack of DNSSEC and missing security headers, which could be addressed to reduce attack surface and improve compliance.
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