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Is openzeppelin.com a Scam? Security Check Results - Zeppelin Group Ltd Reviews

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Is openzeppelin.com Safe? Security Analysis for Zeppelin Group Ltd

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

TechnologyN/alarge
Google Tag ManagerHubSpot CMSHotjarGSAPAnime.js+3 more
Analyzed 9/6/2025Completed 8:51:40 AM
75
Security Score
MEDIUM RISK

AI Summary

OpenZeppelin is a leading technology company specializing in secure blockchain application development and smart contract auditing. Their platform offers a comprehensive suite of products and services designed to build, secure, and operate decentralized applications across more than 30 blockchain networks. The company is recognized as a gold standard in the blockchain security industry, trusted by major projects such as Uniswap, Coinbase, AAVE, and the Ethereum Foundation. Their offerings include open source contract libraries, security audits, developer tools, and operational services like transaction relayers and monitoring solutions. Technically, OpenZeppelin employs a modern and robust digital infrastructure leveraging HubSpot CMS, Google Tag Manager, Hotjar, and advanced JavaScript libraries such as GSAP and Anime.js. The website is well-optimized for performance, mobile responsiveness, and accessibility, reflecting a mature digital presence. Analytics and marketing tools are integrated with strong privacy and cookie consent mechanisms, indicating compliance with GDPR and related regulations. From a security perspective, the website enforces HTTPS and employs best practices in data protection, although explicit security headers and a public incident response policy are not evident. The absence of WHOIS data for the domain queried suggests privacy protection or a domain registration anomaly, but the professional presentation and trusted partnerships strongly support the legitimacy of the entity. Overall, OpenZeppelin demonstrates a high level of security maturity and operational transparency. The overall risk assessment is low, with recommendations focusing on enhancing security header implementation, publishing a dedicated security policy, and providing clear incident response contacts to further strengthen trust and compliance.

Detected Technologies

Google Tag ManagerHubSpot CMSHotjarGSAPAnime.jsHubSpot AnalyticsHubSpot FormsHubSpot Cookie Consent

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

OpenZeppelin occupies a dominant position in the blockchain security market, leveraging its open source contributions and comprehensive audit services to attract a broad developer and enterprise customer base. Their business model combines SaaS offerings with consulting and security advisory services, generating revenue from audits, tooling subscriptions, and enterprise solutions. The company targets blockchain developers, decentralized finance projects, and financial institutions seeking to secure onchain assets and infrastructure. Strategic partnerships with leading blockchain protocols and continuous innovation in developer tools underpin their competitive advantage. Growth indicators include expanding product lines such as AI-assisted contract building and UI builders, as well as a strong community presence through educational platforms like Ethernaut. The company operates at a large scale with a consistent brand and high trust signals.

Security Posture Analysis

Comprehensive Security Assessment

OpenZeppelin exhibits a mature security posture with enforced HTTPS, secure coding standards, and comprehensive audit services that set industry benchmarks. The website itself shows no signs of vulnerabilities or exposed sensitive data. Privacy compliance is well-managed with clear policies and consent mechanisms. However, the lack of explicit security headers and a publicly accessible incident response or vulnerability disclosure policy represents an area for improvement. The WHOIS data anomaly does not detract from the overall trustworthiness given the company's market reputation and transparent operations. The security culture is reinforced by community engagement and contributions to security standards. Incident response readiness could be enhanced by publishing dedicated contact channels and security frameworks.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement and enforce security headers such as Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options to mitigate common web vulnerabilities.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

Zeppelin Group Ltd

Description:

OpenZeppelin provides industry-standard secure blockchain application tools and smart contract audits. They offer a suite of products and services to build, secure, and operate blockchain applications across 30+ chains.

Key Services:
Smart Contract Security AuditsBlockchain Infrastructure AuditsOpen Source Contracts LibrarySecurity AdvisoryDeveloper Tools (Contracts Wizard, Upgrades Plugin, MCP, UI Builder)Relayer and Monitor tools
Content Quality:

excellent

Branding:

consistent

Technical Stack

Technologies:
Google Tag ManagerHubSpot CMSHotjarGSAPAnime.jsHubSpot AnalyticsHubSpot FormsHubSpot Cookie Consent
Frameworks:
HubSpot CMS
Platforms:
HubSpot
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 consent management for cookies
  • No visible vulnerable libraries

Analytics & Tracking

Services:
Google AnalyticsHubSpot AnalyticsHotjar
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Tracking Pixels:
Facebook PixelHubSpot AnalyticsHotjar
Marketing Tools:
HubSpotHotjar
Transparency Level:good

Website Quality Assessment

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

Key Observations

1

Website is fully accessible with rich content and no blocking detected.

🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

80/100
Score

Weak Referrer-Policy configuration

LOW

Current value: "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

68/100
Score

No Cookie Policy found

HIGH

GDPR requires clear information about cookie usage

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
phone

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

20/100
Score

No information security framework found

HIGH

NIS2 requires documented cybersecurity and information security measures

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 NIS2 reference found

LOW

Consider explicitly mentioning NIS2 compliance efforts

Critical sector without clear security compliance

HIGH

Detected sectors: transport, banking, digital

📧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.google.com include:7795250.spf01.hubspotemail.net include:amazonses.com include:7795250.spf01.hubspotemail.net ~all
DNS Lookups:4/10
Policy:~all
DKIM Selectors Found
Selector:google(1080-bit rsa)
DMARC Details
Policy:quarantine
Aggregate Reports:dmarc-reports@openzeppelin.com

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

75/100
Score

SSL Certificate Expires Within 90 Days

MEDIUM

SSL certificate expires in 74 days

Weak SSL Key Length

HIGH

SSL certificate uses 256-bit key, which is considered weak

Partial SSL/TLS Assessment

LOW

Completed 2 of 4 security checks due to time constraints

Certificate Details

Subject:c2f5d3d5.sni.cloudflaressl.com
Issuer:WE1
Valid Until:11/19/2025 (74 days)
SANs:c2f5d3d5.sni.cloudflaressl.com, www.openzeppelin.com

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

85/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

DNS Records

A Records:199.60.103.51
Name Servers:
ns-1528.awsdns-63.orgDNS only
ns-1777.awsdns-30.co.ukDNS only
ns-328.awsdns-41.comDNS only
ns-984.awsdns-59.netDNS only
MX Records:
10: alt4.aspmx.l.google.com
5: alt1.aspmx.l.google.com
5: alt2.aspmx.l.google.com
1: aspmx.l.google.com
10: alt3.aspmx.l.google.com
SOA:Serial: 1, TTL: 86400s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:101ms

SPF Analysis

SPF Record:
v=spf1 include:_spf.google.com include:7795250.spf01.hubspotemail.net include:amazonses.com include:7795250.spf01.hubspotemail.net ~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 HubSpot CMS, integrating advanced JavaScript libraries (GSAP, Anime.js) for animations and user experience enhancements. It uses Google Tag Manager and HubSpot Analytics for data collection, alongside Hotjar for user behavior insights. The site is mobile-optimized, fast-loading, and SEO-friendly with proper meta tags and Open Graph data. No technical debt or deprecated technologies were detected. Hosting appears stable and secure, likely managed by HubSpot. The technical infrastructure supports a professional and scalable digital presence suitable for a large enterprise in the blockchain security domain.
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